handlebars/dist/cjs/handlebars/compiler/javascript-compiler.js

Handlebars provides the power necessary to let you build semantic templates effectively with no frustration

'use strict';

exports.__esModule = true;
// istanbul ignore next

function _interopRequireDefault(obj) { return obj && obj.__esModule ? obj : { 'default': obj }; }

var _base = require('../base');

var _exception = require('../exception');

var _exception2 = _interopRequireDefault(_exception);

var _utils = require('../utils');

var _codeGen = require('./code-gen');

var _codeGen2 = _interopRequireDefault(_codeGen);

function Literal(value) {
  this.value = value;
}

function JavaScriptCompiler() {}

JavaScriptCompiler.prototype = {
  // PUBLIC API: You can override these methods in a subclass to provide
  // alternative compiled forms for name lookup and buffering semantics
  nameLookup: function nameLookup(parent, name /*,  type */) {
    return this.internalNameLookup(parent, name);
  },
  depthedLookup: function depthedLookup(name) {
    return [this.aliasable('container.lookup'), '(depths, ', JSON.stringify(name), ')'];
  },

  compilerInfo: function compilerInfo() {
    var revision = _base.COMPILER_REVISION,
        versions = _base.REVISION_CHANGES[revision];
    return [revision, versions];
  },

  appendToBuffer: function appendToBuffer(source, location, explicit) {
    // Force a source as this simplifies the merge logic.
    if (!_utils.isArray(source)) {
      source = [source];
    }
    source = this.source.wrap(source, location);

    if (this.environment.isSimple) {
      return ['return ', source, ';'];
    } else if (explicit) {
      // This is a case where the buffer operation occurs as a child of another
      // construct, generally braces. We have to explicitly output these buffer
      // operations to ensure that the emitted code goes in the correct location.
      return ['buffer += ', source, ';'];
    } else {
      source.appendToBuffer = true;
      return source;
    }
  },

  initializeBuffer: function initializeBuffer() {
    return this.quotedString('');
  },
  // END PUBLIC API
  internalNameLookup: function internalNameLookup(parent, name) {
    this.lookupPropertyFunctionIsUsed = true;
    return ['lookupProperty(', parent, ',', JSON.stringify(name), ')'];
  },

  lookupPropertyFunctionIsUsed: false,

  compile: function compile(environment, options, context, asObject) {
    this.environment = environment;
    this.options = options;
    this.stringParams = this.options.stringParams;
    this.trackIds = this.options.trackIds;
    this.precompile = !asObject;

    this.name = this.environment.name;
    this.isChild = !!context;
    this.context = context || {
      decorators: [],
      programs: [],
      environments: []
    };

    this.preamble();

    this.stackSlot = 0;
    this.stackVars = [];
    this.aliases = {};
    this.registers = { list: [] };
    this.hashes = [];
    this.compileStack = [];
    this.inlineStack = [];
    this.blockParams = [];

    this.compileChildren(environment, options);

    this.useDepths = this.useDepths || environment.useDepths || environment.useDecorators || this.options.compat;
    this.useBlockParams = this.useBlockParams || environment.useBlockParams;

    var opcodes = environment.opcodes,
        opcode = undefined,
        firstLoc = undefined,
        i = undefined,
        l = undefined;

    for (i = 0, l = opcodes.length; i < l; i++) {
      opcode = opcodes[i];

      this.source.currentLocation = opcode.loc;
      firstLoc = firstLoc || opcode.loc;
      this[opcode.opcode].apply(this, opcode.args);
    }

    // Flush any trailing content that might be pending.
    this.source.currentLocation = firstLoc;
    this.pushSource('');

    /* istanbul ignore next */
    if (this.stackSlot || this.inlineStack.length || this.compileStack.length) {
      throw new _exception2['default']('Compile completed with content left on stack');
    }

    if (!this.decorators.isEmpty()) {
      this.useDecorators = true;

      this.decorators.prepend(['var decorators = container.decorators, ', this.lookupPropertyFunctionVarDeclaration(), ';\n']);
      this.decorators.push('return fn;');

      if (asObject) {
        this.decorators = Function.apply(this, ['fn', 'props', 'container', 'depth0', 'data', 'blockParams', 'depths', this.decorators.merge()]);
      } else {
        this.decorators.prepend('function(fn, props, container, depth0, data, blockParams, depths) {\n');
        this.decorators.push('}\n');
        this.decorators = this.decorators.merge();
      }
    } else {
      this.decorators = undefined;
    }

    var fn = this.createFunctionContext(asObject);
    if (!this.isChild) {
      var ret = {
        compiler: this.compilerInfo(),
        main: fn
      };

      if (this.decorators) {
        ret.main_d = this.decorators; // eslint-disable-line camelcase
        ret.useDecorators = true;
      }

      var _context = this.context;
      var programs = _context.programs;
      var decorators = _context.decorators;

      for (i = 0, l = programs.length; i < l; i++) {
        if (programs[i]) {
          ret[i] = programs[i];
          if (decorators[i]) {
            ret[i + '_d'] = decorators[i];
            ret.useDecorators = true;
          }
        }
      }

      if (this.environment.usePartial) {
        ret.usePartial = true;
      }
      if (this.options.data) {
        ret.useData = true;
      }
      if (this.useDepths) {
        ret.useDepths = true;
      }
      if (this.useBlockParams) {
        ret.useBlockParams = true;
      }
      if (this.options.compat) {
        ret.compat = true;
      }

      if (!asObject) {
        ret.compiler = JSON.stringify(ret.compiler);

        this.source.currentLocation = { start: { line: 1, column: 0 } };
        ret = this.objectLiteral(ret);

        if (options.srcName) {
          ret = ret.toStringWithSourceMap({ file: options.destName });
          ret.map = ret.map && ret.map.toString();
        } else {
          ret = ret.toString();
        }
      } else {
        ret.compilerOptions = this.options;
      }

      return ret;
    } else {
      return fn;
    }
  },

  preamble: function preamble() {
    // track the last context pushed into place to allow skipping the
    // getContext opcode when it would be a noop
    this.lastContext = 0;
    this.source = new _codeGen2['default'](this.options.srcName);
    this.decorators = new _codeGen2['default'](this.options.srcName);
  },

  createFunctionContext: function createFunctionContext(asObject) {
    // istanbul ignore next

    var _this = this;

    var varDeclarations = '';

    var locals = this.stackVars.concat(this.registers.list);
    if (locals.length > 0) {
      varDeclarations += ', ' + locals.join(', ');
    }

    // Generate minimizer alias mappings
    //
    // When using true SourceNodes, this will update all references to the given alias
    // as the source nodes are reused in situ. For the non-source node compilation mode,
    // aliases will not be used, but this case is already being run on the client and
    // we aren't concern about minimizing the template size.
    var aliasCount = 0;
    Object.keys(this.aliases).forEach(function (alias) {
      var node = _this.aliases[alias];
      if (node.children && node.referenceCount > 1) {
        varDeclarations += ', alias' + ++aliasCount + '=' + alias;
        node.children[0] = 'alias' + aliasCount;
      }
    });

    if (this.lookupPropertyFunctionIsUsed) {
      varDeclarations += ', ' + this.lookupPropertyFunctionVarDeclaration();
    }

    var params = ['container', 'depth0', 'helpers', 'partials', 'data'];

    if (this.useBlockParams || this.useDepths) {
      params.push('blockParams');
    }
    if (this.useDepths) {
      params.push('depths');
    }

    // Perform a second pass over the output to merge content when possible
    var source = this.mergeSource(varDeclarations);

    if (asObject) {
      params.push(source);

      return Function.apply(this, params);
    } else {
      return this.source.wrap(['function(', params.join(','), ') {\n  ', source, '}']);
    }
  },
  mergeSource: function mergeSource(varDeclarations) {
    var isSimple = this.environment.isSimple,
        appendOnly = !this.forceBuffer,
        appendFirst = undefined,
        sourceSeen = undefined,
        bufferStart = undefined,
        bufferEnd = undefined;
    this.source.each(function (line) {
      if (line.appendToBuffer) {
        if (bufferStart) {
          line.prepend('  + ');
        } else {
          bufferStart = line;
        }
        bufferEnd = line;
      } else {
        if (bufferStart) {
          if (!sourceSeen) {
            appendFirst = true;
          } else {
            bufferStart.prepend('buffer += ');
          }
          bufferEnd.add(';');
          bufferStart = bufferEnd = undefined;
        }

        sourceSeen = true;
        if (!isSimple) {
          appendOnly = false;
        }
      }
    });

    if (appendOnly) {
      if (bufferStart) {
        bufferStart.prepend('return ');
        bufferEnd.add(';');
      } else if (!sourceSeen) {
        this.source.push('return "";');
      }
    } else {
      varDeclarations += ', buffer = ' + (appendFirst ? '' : this.initializeBuffer());

      if (bufferStart) {
        bufferStart.prepend('return buffer + ');
        bufferEnd.add(';');
      } else {
        this.source.push('return buffer;');
      }
    }

    if (varDeclarations) {
      this.source.prepend('var ' + varDeclarations.substring(2) + (appendFirst ? '' : ';\n'));
    }

    return this.source.merge();
  },

  lookupPropertyFunctionVarDeclaration: function lookupPropertyFunctionVarDeclaration() {
    return '\n      lookupProperty = container.lookupProperty || function(parent, propertyName) {\n        if (Object.prototype.hasOwnProperty.call(parent, propertyName)) {\n          return parent[propertyName];\n        }\n        return undefined\n    }\n    '.trim();
  },

  // [blockValue]
  //
  // On stack, before: hash, inverse, program, value
  // On stack, after: return value of blockHelperMissing
  //
  // The purpose of this opcode is to take a block of the form
  // `{{#this.foo}}...{{/this.foo}}`, resolve the value of `foo`, and
  // replace it on the stack with the result of properly
  // invoking blockHelperMissing.
  blockValue: function blockValue(name) {
    var blockHelperMissing = this.aliasable('container.hooks.blockHelperMissing'),
        params = [this.contextName(0)];
    this.setupHelperArgs(name, 0, params);

    var blockName = this.popStack();
    params.splice(1, 0, blockName);

    this.push(this.source.functionCall(blockHelperMissing, 'call', params));
  },

  // [ambiguousBlockValue]
  //
  // On stack, before: hash, inverse, program, value
  // Compiler value, before: lastHelper=value of last found helper, if any
  // On stack, after, if no lastHelper: same as [blockValue]
  // On stack, after, if lastHelper: value
  ambiguousBlockValue: function ambiguousBlockValue() {
    // We're being a bit cheeky and reusing the options value from the prior exec
    var blockHelperMissing = this.aliasable('container.hooks.blockHelperMissing'),
        params = [this.contextName(0)];
    this.setupHelperArgs('', 0, params, true);

    this.flushInline();

    var current = this.topStack();
    params.splice(1, 0, current);

    this.pushSource(['if (!', this.lastHelper, ') { ', current, ' = ', this.source.functionCall(blockHelperMissing, 'call', params), '}']);
  },

  // [appendContent]
  //
  // On stack, before: ...
  // On stack, after: ...
  //
  // Appends the string value of `content` to the current buffer
  appendContent: function appendContent(content) {
    if (this.pendingContent) {
      content = this.pendingContent + content;
    } else {
      this.pendingLocation = this.source.currentLocation;
    }

    this.pendingContent = content;
  },

  // [append]
  //
  // On stack, before: value, ...
  // On stack, after: ...
  //
  // Coerces `value` to a String and appends it to the current buffer.
  //
  // If `value` is truthy, or 0, it is coerced into a string and appended
  // Otherwise, the empty string is appended
  append: function append() {
    if (this.isInline()) {
      this.replaceStack(function (current) {
        return [' != null ? ', current, ' : ""'];
      });

      this.pushSource(this.appendToBuffer(this.popStack()));
    } else {
      var local = this.popStack();
      this.pushSource(['if (', local, ' != null) { ', this.appendToBuffer(local, undefined, true), ' }']);
      if (this.environment.isSimple) {
        this.pushSource(['else { ', this.appendToBuffer("''", undefined, true), ' }']);
      }
    }
  },

  // [appendEscaped]
  //
  // On stack, before: value, ...
  // On stack, after: ...
  //
  // Escape `value` and append it to the buffer
  appendEscaped: function appendEscaped() {
    this.pushSource(this.appendToBuffer([this.aliasable('container.escapeExpression'), '(', this.popStack(), ')']));
  },

  // [getContext]
  //
  // On stack, before: ...
  // On stack, after: ...
  // Compiler value, after: lastContext=depth
  //
  // Set the value of the `lastContext` compiler value to the depth
  getContext: function getContext(depth) {
    this.lastContext = depth;
  },

  // [pushContext]
  //
  // On stack, before: ...
  // On stack, after: currentContext, ...
  //
  // Pushes the value of the current context onto the stack.
  pushContext: function pushContext() {
    this.pushStackLiteral(this.contextName(this.lastContext));
  },

  // [lookupOnContext]
  //
  // On stack, before: ...
  // On stack, after: currentContext[name], ...
  //
  // Looks up the value of `name` on the current context and pushes
  // it onto the stack.
  lookupOnContext: function lookupOnContext(parts, falsy, strict, scoped) {
    var i = 0;

    if (!scoped && this.options.compat && !this.lastContext) {
      // The depthed query is expected to handle the undefined logic for the root level that
      // is implemented below, so we evaluate that directly in compat mode
      this.push(this.depthedLookup(parts[i++]));
    } else {
      this.pushContext();
    }

    this.resolvePath('context', parts, i, falsy, strict);
  },

  // [lookupBlockParam]
  //
  // On stack, before: ...
  // On stack, after: blockParam[name], ...
  //
  // Looks up the value of `parts` on the given block param and pushes
  // it onto the stack.
  lookupBlockParam: function lookupBlockParam(blockParamId, parts) {
    this.useBlockParams = true;

    this.push(['blockParams[', blockParamId[0], '][', blockParamId[1], ']']);
    this.resolvePath('context', parts, 1);
  },

  // [lookupData]
  //
  // On stack, before: ...
  // On stack, after: data, ...
  //
  // Push the data lookup operator
  lookupData: function lookupData(depth, parts, strict) {
    if (!depth) {
      this.pushStackLiteral('data');
    } else {
      this.pushStackLiteral('container.data(data, ' + depth + ')');
    }

    this.resolvePath('data', parts, 0, true, strict);
  },

  resolvePath: function resolvePath(type, parts, i, falsy, strict) {
    // istanbul ignore next

    var _this2 = this;

    if (this.options.strict || this.options.assumeObjects) {
      this.push(strictLookup(this.options.strict && strict, this, parts, type));
      return;
    }

    var len = parts.length;
    for (; i < len; i++) {
      /* eslint-disable no-loop-func */
      this.replaceStack(function (current) {
        var lookup = _this2.nameLookup(current, parts[i], type);
        // We want to ensure that zero and false are handled properly if the context (falsy flag)
        // needs to have the special handling for these values.
        if (!falsy) {
          return [' != null ? ', lookup, ' : ', current];
        } else {
          // Otherwise we can use generic falsy handling
          return [' && ', lookup];
        }
      });
      /* eslint-enable no-loop-func */
    }
  },

  // [resolvePossibleLambda]
  //
  // On stack, before: value, ...
  // On stack, after: resolved value, ...
  //
  // If the `value` is a lambda, replace it on the stack by
  // the return value of the lambda
  resolvePossibleLambda: function resolvePossibleLambda() {
    this.push([this.aliasable('container.lambda'), '(', this.popStack(), ', ', this.contextName(0), ')']);
  },

  // [pushStringParam]
  //
  // On stack, before: ...
  // On stack, after: string, currentContext, ...
  //
  // This opcode is designed for use in string mode, which
  // provides the string value of a parameter along with its
  // depth rather than resolving it immediately.
  pushStringParam: function pushStringParam(string, type) {
    this.pushContext();
    this.pushString(type);

    // If it's a subexpression, the string result
    // will be pushed after this opcode.
    if (type !== 'SubExpression') {
      if (typeof string === 'string') {
        this.pushString(string);
      } else {
        this.pushStackLiteral(string);
      }
    }
  },

  emptyHash: function emptyHash(omitEmpty) {
    if (this.trackIds) {
      this.push('{}'); // hashIds
    }
    if (this.stringParams) {
      this.push('{}'); // hashContexts
      this.push('{}'); // hashTypes
    }
    this.pushStackLiteral(omitEmpty ? 'undefined' : '{}');
  },
  pushHash: function pushHash() {
    if (this.hash) {
      this.hashes.push(this.hash);
    }
    this.hash = { values: {}, types: [], contexts: [], ids: [] };
  },
  popHash: function popHash() {
    var hash = this.hash;
    this.hash = this.hashes.pop();

    if (this.trackIds) {
      this.push(this.objectLiteral(hash.ids));
    }
    if (this.stringParams) {
      this.push(this.objectLiteral(hash.contexts));
      this.push(this.objectLiteral(hash.types));
    }

    this.push(this.objectLiteral(hash.values));
  },

  // [pushString]
  //
  // On stack, before: ...
  // On stack, after: quotedString(string), ...
  //
  // Push a quoted version of `string` onto the stack
  pushString: function pushString(string) {
    this.pushStackLiteral(this.quotedString(string));
  },

  // [pushLiteral]
  //
  // On stack, before: ...
  // On stack, after: value, ...
  //
  // Pushes a value onto the stack. This operation prevents
  // the compiler from creating a temporary variable to hold
  // it.
  pushLiteral: function pushLiteral(value) {
    this.pushStackLiteral(value);
  },

  // [pushProgram]
  //
  // On stack, before: ...
  // On stack, after: program(guid), ...
  //
  // Push a program expression onto the stack. This takes
  // a compile-time guid and converts it into a runtime-accessible
  // expression.
  pushProgram: function pushProgram(guid) {
    if (guid != null) {
      this.pushStackLiteral(this.programExpression(guid));
    } else {
      this.pushStackLiteral(null);
    }
  },

  // [registerDecorator]
  //
  // On stack, before: hash, program, params..., ...
  // On stack, after: ...
  //
  // Pops off the decorator's parameters, invokes the decorator,
  // and inserts the decorator into the decorators list.
  registerDecorator: function registerDecorator(paramSize, name) {
    var foundDecorator = this.nameLookup('decorators', name, 'decorator'),
        options = this.setupHelperArgs(name, paramSize);

    this.decorators.push(['fn = ', this.decorators.functionCall(foundDecorator, '', ['fn', 'props', 'container', options]), ' || fn;']);
  },

  // [invokeHelper]
  //
  // On stack, before: hash, inverse, program, params..., ...
  // On stack, after: result of helper invocation
  //
  // Pops off the helper's parameters, invokes the helper,
  // and pushes the helper's return value onto the stack.
  //
  // If the helper is not found, `helperMissing` is called.
  invokeHelper: function invokeHelper(paramSize, name, isSimple) {
    var nonHelper = this.popStack(),
        helper = this.setupHelper(paramSize, name);

    var possibleFunctionCalls = [];

    if (isSimple) {
      // direct call to helper
      possibleFunctionCalls.push(helper.name);
    }
    // call a function from the input object
    possibleFunctionCalls.push(nonHelper);
    if (!this.options.strict) {
      possibleFunctionCalls.push(this.aliasable('container.hooks.helperMissing'));
    }

    var functionLookupCode = ['(', this.itemsSeparatedBy(possibleFunctionCalls, '||'), ')'];
    var functionCall = this.source.functionCall(functionLookupCode, 'call', helper.callParams);
    this.push(functionCall);
  },

  itemsSeparatedBy: function itemsSeparatedBy(items, separator) {
    var result = [];
    result.push(items[0]);
    for (var i = 1; i < items.length; i++) {
      result.push(separator, items[i]);
    }
    return result;
  },
  // [invokeKnownHelper]
  //
  // On stack, before: hash, inverse, program, params..., ...
  // On stack, after: result of helper invocation
  //
  // This operation is used when the helper is known to exist,
  // so a `helperMissing` fallback is not required.
  invokeKnownHelper: function invokeKnownHelper(paramSize, name) {
    var helper = this.setupHelper(paramSize, name);
    this.push(this.source.functionCall(helper.name, 'call', helper.callParams));
  },

  // [invokeAmbiguous]
  //
  // On stack, before: hash, inverse, program, params..., ...
  // On stack, after: result of disambiguation
  //
  // This operation is used when an expression like `{{foo}}`
  // is provided, but we don't know at compile-time whether it
  // is a helper or a path.
  //
  // This operation emits more code than the other options,
  // and can be avoided by passing the `knownHelpers` and
  // `knownHelpersOnly` flags at compile-time.
  invokeAmbiguous: function invokeAmbiguous(name, helperCall) {
    this.useRegister('helper');

    var nonHelper = this.popStack();

    this.emptyHash();
    var helper = this.setupHelper(0, name, helperCall);

    var helperName = this.lastHelper = this.nameLookup('helpers', name, 'helper');

    var lookup = ['(', '(helper = ', helperName, ' || ', nonHelper, ')'];
    if (!this.options.strict) {
      lookup[0] = '(helper = ';
      lookup.push(' != null ? helper : ', this.aliasable('container.hooks.helperMissing'));
    }

    this.push(['(', lookup, helper.paramsInit ? ['),(', helper.paramsInit] : [], '),', '(typeof helper === ', this.aliasable('"function"'), ' ? ', this.source.functionCall('helper', 'call', helper.callParams), ' : helper))']);
  },

  // [invokePartial]
  //
  // On stack, before: context, ...
  // On stack after: result of partial invocation
  //
  // This operation pops off a context, invokes a partial with that context,
  // and pushes the result of the invocation back.
  invokePartial: function invokePartial(isDynamic, name, indent) {
    var params = [],
        options = this.setupParams(name, 1, params);

    if (isDynamic) {
      name = this.popStack();
      delete options.name;
    }

    if (indent) {
      options.indent = JSON.stringify(indent);
    }
    options.helpers = 'helpers';
    options.partials = 'partials';
    options.decorators = 'container.decorators';

    if (!isDynamic) {
      params.unshift(this.nameLookup('partials', name, 'partial'));
    } else {
      params.unshift(name);
    }

    if (this.options.compat) {
      options.depths = 'depths';
    }
    options = this.objectLiteral(options);
    params.push(options);

    this.push(this.source.functionCall('container.invokePartial', '', params));
  },

  // [assignToHash]
  //
  // On stack, before: value, ..., hash, ...
  // On stack, after: ..., hash, ...
  //
  // Pops a value off the stack and assigns it to the current hash
  assignToHash: function assignToHash(key) {
    var value = this.popStack(),
        context = undefined,
        type = undefined,
        id = undefined;

    if (this.trackIds) {
      id = this.popStack();
    }
    if (this.stringParams) {
      type = this.popStack();
      context = this.popStack();
    }

    var hash = this.hash;
    if (context) {
      hash.contexts[key] = context;
    }
    if (type) {
      hash.types[key] = type;
    }
    if (id) {
      hash.ids[key] = id;
    }
    hash.values[key] = value;
  },

  pushId: function pushId(type, name, child) {
    if (type === 'BlockParam') {
      this.pushStackLiteral('blockParams[' + name[0] + '].path[' + name[1] + ']' + (child ? ' + ' + JSON.stringify('.' + child) : ''));
    } else if (type === 'PathExpression') {
      this.pushString(name);
    } else if (type === 'SubExpression') {
      this.pushStackLiteral('true');
    } else {
      this.pushStackLiteral('null');
    }
  },

  // HELPERS

  compiler: JavaScriptCompiler,

  compileChildren: function compileChildren(environment, options) {
    var children = environment.children,
        child = undefined,
        compiler = undefined;

    for (var i = 0, l = children.length; i < l; i++) {
      child = children[i];
      compiler = new this.compiler(); // eslint-disable-line new-cap

      var existing = this.matchExistingProgram(child);

      if (existing == null) {
        this.context.programs.push(''); // Placeholder to prevent name conflicts for nested children
        var index = this.context.programs.length;
        child.index = index;
        child.name = 'program' + index;
        this.context.programs[index] = compiler.compile(child, options, this.context, !this.precompile);
        this.context.decorators[index] = compiler.decorators;
        this.context.environments[index] = child;

        this.useDepths = this.useDepths || compiler.useDepths;
        this.useBlockParams = this.useBlockParams || compiler.useBlockParams;
        child.useDepths = this.useDepths;
        child.useBlockParams = this.useBlockParams;
      } else {
        child.index = existing.index;
        child.name = 'program' + existing.index;

        this.useDepths = this.useDepths || existing.useDepths;
        this.useBlockParams = this.useBlockParams || existing.useBlockParams;
      }
    }
  },
  matchExistingProgram: function matchExistingProgram(child) {
    for (var i = 0, len = this.context.environments.length; i < len; i++) {
      var environment = this.context.environments[i];
      if (environment && environment.equals(child)) {
        return environment;
      }
    }
  },

  programExpression: function programExpression(guid) {
    var child = this.environment.children[guid],
        programParams = [child.index, 'data', child.blockParams];

    if (this.useBlockParams || this.useDepths) {
      programParams.push('blockParams');
    }
    if (this.useDepths) {
      programParams.push('depths');
    }

    return 'container.program(' + programParams.join(', ') + ')';
  },

  useRegister: function useRegister(name) {
    if (!this.registers[name]) {
      this.registers[name] = true;
      this.registers.list.push(name);
    }
  },

  push: function push(expr) {
    if (!(expr instanceof Literal)) {
      expr = this.source.wrap(expr);
    }

    this.inlineStack.push(expr);
    return expr;
  },

  pushStackLiteral: function pushStackLiteral(item) {
    this.push(new Literal(item));
  },

  pushSource: function pushSource(source) {
    if (this.pendingContent) {
      this.source.push(this.appendToBuffer(this.source.quotedString(this.pendingContent), this.pendingLocation));
      this.pendingContent = undefined;
    }

    if (source) {
      this.source.push(source);
    }
  },

  replaceStack: function replaceStack(callback) {
    var prefix = ['('],
        stack = undefined,
        createdStack = undefined,
        usedLiteral = undefined;

    /* istanbul ignore next */
    if (!this.isInline()) {
      throw new _exception2['default']('replaceStack on non-inline');
    }

    // We want to merge the inline statement into the replacement statement via ','
    var top = this.popStack(true);

    if (top instanceof Literal) {
      // Literals do not need to be inlined
      stack = [top.value];
      prefix = ['(', stack];
      usedLiteral = true;
    } else {
      // Get or create the current stack name for use by the inline
      createdStack = true;
      var _name = this.incrStack();

      prefix = ['((', this.push(_name), ' = ', top, ')'];
      stack = this.topStack();
    }

    var item = callback.call(this, stack);

    if (!usedLiteral) {
      this.popStack();
    }
    if (createdStack) {
      this.stackSlot--;
    }
    this.push(prefix.concat(item, ')'));
  },

  incrStack: function incrStack() {
    this.stackSlot++;
    if (this.stackSlot > this.stackVars.length) {
      this.stackVars.push('stack' + this.stackSlot);
    }
    return this.topStackName();
  },
  topStackName: function topStackName() {
    return 'stack' + this.stackSlot;
  },
  flushInline: function flushInline() {
    var inlineStack = this.inlineStack;
    this.inlineStack = [];
    for (var i = 0, len = inlineStack.length; i < len; i++) {
      var entry = inlineStack[i];
      /* istanbul ignore if */
      if (entry instanceof Literal) {
        this.compileStack.push(entry);
      } else {
        var stack = this.incrStack();
        this.pushSource([stack, ' = ', entry, ';']);
        this.compileStack.push(stack);
      }
    }
  },
  isInline: function isInline() {
    return this.inlineStack.length;
  },

  popStack: function popStack(wrapped) {
    var inline = this.isInline(),
        item = (inline ? this.inlineStack : this.compileStack).pop();

    if (!wrapped && item instanceof Literal) {
      return item.value;
    } else {
      if (!inline) {
        /* istanbul ignore next */
        if (!this.stackSlot) {
          throw new _exception2['default']('Invalid stack pop');
        }
        this.stackSlot--;
      }
      return item;
    }
  },

  topStack: function topStack() {
    var stack = this.isInline() ? this.inlineStack : this.compileStack,
        item = stack[stack.length - 1];

    /* istanbul ignore if */
    if (item instanceof Literal) {
      return item.value;
    } else {
      return item;
    }
  },

  contextName: function contextName(context) {
    if (this.useDepths && context) {
      return 'depths[' + context + ']';
    } else {
      return 'depth' + context;
    }
  },

  quotedString: function quotedString(str) {
    return this.source.quotedString(str);
  },

  objectLiteral: function objectLiteral(obj) {
    return this.source.objectLiteral(obj);
  },

  aliasable: function aliasable(name) {
    var ret = this.aliases[name];
    if (ret) {
      ret.referenceCount++;
      return ret;
    }

    ret = this.aliases[name] = this.source.wrap(name);
    ret.aliasable = true;
    ret.referenceCount = 1;

    return ret;
  },

  setupHelper: function setupHelper(paramSize, name, blockHelper) {
    var params = [],
        paramsInit = this.setupHelperArgs(name, paramSize, params, blockHelper);
    var foundHelper = this.nameLookup('helpers', name, 'helper'),
        callContext = this.aliasable(this.contextName(0) + ' != null ? ' + this.contextName(0) + ' : (container.nullContext || {})');

    return {
      params: params,
      paramsInit: paramsInit,
      name: foundHelper,
      callParams: [callContext].concat(params)
    };
  },

  setupParams: function setupParams(helper, paramSize, params) {
    var options = {},
        contexts = [],
        types = [],
        ids = [],
        objectArgs = !params,
        param = undefined;

    if (objectArgs) {
      params = [];
    }

    options.name = this.quotedString(helper);
    options.hash = this.popStack();

    if (this.trackIds) {
      options.hashIds = this.popStack();
    }
    if (this.stringParams) {
      options.hashTypes = this.popStack();
      options.hashContexts = this.popStack();
    }

    var inverse = this.popStack(),
        program = this.popStack();

    // Avoid setting fn and inverse if neither are set. This allows
    // helpers to do a check for `if (options.fn)`
    if (program || inverse) {
      options.fn = program || 'container.noop';
      options.inverse = inverse || 'container.noop';
    }

    // The parameters go on to the stack in order (making sure that they are evaluated in order)
    // so we need to pop them off the stack in reverse order
    var i = paramSize;
    while (i--) {
      param = this.popStack();
      params[i] = param;

      if (this.trackIds) {
        ids[i] = this.popStack();
      }
      if (this.stringParams) {
        types[i] = this.popStack();
        contexts[i] = this.popStack();
      }
    }

    if (objectArgs) {
      options.args = this.source.generateArray(params);
    }

    if (this.trackIds) {
      options.ids = this.source.generateArray(ids);
    }
    if (this.stringParams) {
      options.types = this.source.generateArray(types);
      options.contexts = this.source.generateArray(contexts);
    }

    if (this.options.data) {
      options.data = 'data';
    }
    if (this.useBlockParams) {
      options.blockParams = 'blockParams';
    }
    return options;
  },

  setupHelperArgs: function setupHelperArgs(helper, paramSize, params, useRegister) {
    var options = this.setupParams(helper, paramSize, params);
    options.loc = JSON.stringify(this.source.currentLocation);
    options = this.objectLiteral(options);
    if (useRegister) {
      this.useRegister('options');
      params.push('options');
      return ['options=', options];
    } else if (params) {
      params.push(options);
      return '';
    } else {
      return options;
    }
  }
};

(function () {
  var reservedWords = ('break else new var' + ' case finally return void' + ' catch for switch while' + ' continue function this with' + ' default if throw' + ' delete in try' + ' do instanceof typeof' + ' abstract enum int short' + ' boolean export interface static' + ' byte extends long super' + ' char final native synchronized' + ' class float package throws' + ' const goto private transient' + ' debugger implements protected volatile' + ' double import public let yield await' + ' null true false').split(' ');

  var compilerWords = JavaScriptCompiler.RESERVED_WORDS = {};

  for (var i = 0, l = reservedWords.length; i < l; i++) {
    compilerWords[reservedWords[i]] = true;
  }
})();

/**
 * @deprecated May be removed in the next major version
 */
JavaScriptCompiler.isValidJavaScriptVariableName = function (name) {
  return !JavaScriptCompiler.RESERVED_WORDS[name] && /^[a-zA-Z_$][0-9a-zA-Z_$]*$/.test(name);
};

function strictLookup(requireTerminal, compiler, parts, type) {
  var stack = compiler.popStack(),
      i = 0,
      len = parts.length;
  if (requireTerminal) {
    len--;
  }

  for (; i < len; i++) {
    stack = compiler.nameLookup(stack, parts[i], type);
  }

  if (requireTerminal) {
    return [compiler.aliasable('container.strict'), '(', stack, ', ', compiler.quotedString(parts[i]), ', ', JSON.stringify(compiler.source.currentLocation), ' )'];
  } else {
    return stack;
  }
}

exports['default'] = JavaScriptCompiler;
module.exports = exports['default'];
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