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@glimmer/runtime

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Minimal runtime needed to render Glimmer templates

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"use strict"; var _reference = require("@glimmer/reference"); var _vm = require("@glimmer/vm"); var _opcodes = require("../../opcodes"); var _concat = require("../expressions/concat"); var _destroyable = require("@glimmer/destroyable"); var _util = require("@glimmer/util"); var _globalContext = require("@glimmer/global-context"); var _symbols = require("../../symbols"); var _env = require("@glimmer/env"); var _curryValue = _interopRequireDefault(require("../../references/curry-value")); var _curriedValue = require("../../curried-value"); var _arguments = require("../../vm/arguments"); function _interopRequireDefault(obj) { return obj && obj.__esModule ? obj : { default: obj }; } _opcodes.APPEND_OPCODES.add(77 /* Curry */ , (vm, { op1: type, op2: _isStrict }) => { let stack = vm.stack; let definition = stack.pop(); let capturedArgs = stack.pop(); let owner = vm.getOwner(); let resolver = vm.runtime.resolver; let isStrict = false; if (_env.DEBUG) { // strict check only happens in DEBUG builds, no reason to load it otherwise isStrict = vm[_symbols.CONSTANTS].getValue((0, _util.decodeHandle)(_isStrict)); } vm.loadValue(_vm.$v0, (0, _curryValue.default)(type, definition, owner, capturedArgs, resolver, isStrict)); }); _opcodes.APPEND_OPCODES.add(107 /* DynamicHelper */ , vm => { let stack = vm.stack; let ref = stack.pop(); let args = stack.pop().capture(); let helperRef; let initialOwner = vm.getOwner(); let helperInstanceRef = (0, _reference.createComputeRef)(() => { if (helperRef !== undefined) { (0, _destroyable.destroy)(helperRef); } let definition = (0, _reference.valueForRef)(ref); if ((0, _curriedValue.isCurriedType)(definition, 1 /* Helper */ )) { let { definition: resolvedDef, owner, positional, named } = (0, _curriedValue.resolveCurriedValue)(definition); let helper = resolveHelper(vm[_symbols.CONSTANTS], resolvedDef, ref); if (named !== undefined) { args.named = (0, _util.assign)({}, ...named, args.named); } if (positional !== undefined) { args.positional = positional.concat(args.positional); } helperRef = helper(args, owner); (0, _destroyable.associateDestroyableChild)(helperInstanceRef, helperRef); } else if ((0, _util.isObject)(definition)) { let helper = resolveHelper(vm[_symbols.CONSTANTS], definition, ref); helperRef = helper(args, initialOwner); if ((0, _destroyable._hasDestroyableChildren)(helperRef)) { (0, _destroyable.associateDestroyableChild)(helperInstanceRef, helperRef); } } else { helperRef = _reference.UNDEFINED_REFERENCE; } }); let helperValueRef = (0, _reference.createComputeRef)(() => { (0, _reference.valueForRef)(helperInstanceRef); return (0, _reference.valueForRef)(helperRef); }); vm.associateDestroyable(helperInstanceRef); vm.loadValue(_vm.$v0, helperValueRef); }); function resolveHelper(constants, definition, ref) { let handle = constants.helper(definition, null, true); if (_env.DEBUG && handle === null) { throw new Error(`Expected a dynamic helper definition, but received an object or function that did not have a helper manager associated with it. The dynamic invocation was \`{{${ref.debugLabel}}}\` or \`(${ref.debugLabel})\`, and the incorrect definition is the value at the path \`${ref.debugLabel}\`, which was: ${(0, _util.debugToString)(definition)}`); } return constants.getValue(handle); } _opcodes.APPEND_OPCODES.add(16 /* Helper */ , (vm, { op1: handle }) => { let stack = vm.stack; let helper = vm[_symbols.CONSTANTS].getValue(handle); let args = stack.pop(); let value = helper(args.capture(), vm.getOwner(), vm.dynamicScope()); if ((0, _destroyable._hasDestroyableChildren)(value)) { vm.associateDestroyable(value); } vm.loadValue(_vm.$v0, value); }); _opcodes.APPEND_OPCODES.add(21 /* GetVariable */ , (vm, { op1: symbol }) => { let expr = vm.referenceForSymbol(symbol); vm.stack.push(expr); }); _opcodes.APPEND_OPCODES.add(19 /* SetVariable */ , (vm, { op1: symbol }) => { let expr = vm.stack.pop(); vm.scope().bindSymbol(symbol, expr); }); _opcodes.APPEND_OPCODES.add(20 /* SetBlock */ , (vm, { op1: symbol }) => { let handle = vm.stack.pop(); let scope = vm.stack.pop(); let table = vm.stack.pop(); vm.scope().bindBlock(symbol, [handle, scope, table]); }); _opcodes.APPEND_OPCODES.add(102 /* ResolveMaybeLocal */ , (vm, { op1: _name }) => { let name = vm[_symbols.CONSTANTS].getValue(_name); let locals = vm.scope().getPartialMap(); let ref = locals[name]; if (ref === undefined) { ref = (0, _reference.childRefFor)(vm.getSelf(), name); } vm.stack.push(ref); }); _opcodes.APPEND_OPCODES.add(37 /* RootScope */ , (vm, { op1: symbols }) => { vm.pushRootScope(symbols, vm.getOwner()); }); _opcodes.APPEND_OPCODES.add(22 /* GetProperty */ , (vm, { op1: _key }) => { let key = vm[_symbols.CONSTANTS].getValue(_key); let expr = vm.stack.pop(); vm.stack.push((0, _reference.childRefFor)(expr, key)); }); _opcodes.APPEND_OPCODES.add(23 /* GetBlock */ , (vm, { op1: _block }) => { let { stack } = vm; let block = vm.scope().getBlock(_block); stack.push(block); }); _opcodes.APPEND_OPCODES.add(24 /* SpreadBlock */ , vm => { let { stack } = vm; let block = stack.pop(); if (block && !isUndefinedReference(block)) { let [handleOrCompilable, scope, table] = block; stack.push(table); stack.push(scope); stack.push(handleOrCompilable); } else { stack.push(null); stack.push(null); stack.push(null); } }); function isUndefinedReference(input) { false && (0, _util.assert)(Array.isArray(input) || input === _reference.UNDEFINED_REFERENCE, 'a reference other than UNDEFINED_REFERENCE is illegal here'); return input === _reference.UNDEFINED_REFERENCE; } _opcodes.APPEND_OPCODES.add(25 /* HasBlock */ , vm => { let { stack } = vm; let block = stack.pop(); if (block && !isUndefinedReference(block)) { stack.push(_reference.TRUE_REFERENCE); } else { stack.push(_reference.FALSE_REFERENCE); } }); _opcodes.APPEND_OPCODES.add(26 /* HasBlockParams */ , vm => { // FIXME(mmun): should only need to push the symbol table let block = vm.stack.pop(); let scope = vm.stack.pop(); let table = vm.stack.pop(); let hasBlockParams = table && table.parameters.length; vm.stack.push(hasBlockParams ? _reference.TRUE_REFERENCE : _reference.FALSE_REFERENCE); }); _opcodes.APPEND_OPCODES.add(27 /* Concat */ , (vm, { op1: count }) => { let out = new Array(count); for (let i = count; i > 0; i--) { let offset = i - 1; out[offset] = vm.stack.pop(); } vm.stack.push((0, _concat.createConcatRef)(out)); }); _opcodes.APPEND_OPCODES.add(109 /* IfInline */ , vm => { let condition = vm.stack.pop(); let truthy = vm.stack.pop(); let falsy = vm.stack.pop(); vm.stack.push((0, _reference.createComputeRef)(() => { if ((0, _globalContext.toBool)((0, _reference.valueForRef)(condition)) === true) { return (0, _reference.valueForRef)(truthy); } else { return (0, _reference.valueForRef)(falsy); } })); }); _opcodes.APPEND_OPCODES.add(110 /* Not */ , vm => { let ref = vm.stack.pop(); vm.stack.push((0, _reference.createComputeRef)(() => { return !(0, _globalContext.toBool)((0, _reference.valueForRef)(ref)); })); }); _opcodes.APPEND_OPCODES.add(111 /* GetDynamicVar */ , vm => { let scope = vm.dynamicScope(); let stack = vm.stack; let nameRef = stack.pop(); stack.push((0, _reference.createComputeRef)(() => { let name = String((0, _reference.valueForRef)(nameRef)); return (0, _reference.valueForRef)(scope.get(name)); })); }); _opcodes.APPEND_OPCODES.add(112 /* Log */ , vm => { let { positional } = vm.stack.pop().capture(); vm.loadValue(_vm.$v0, (0, _reference.createComputeRef)(() => { // eslint-disable-next-line no-console console.log(...(0, _arguments.reifyPositional)(positional)); })); }); //# 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{\n  CapturedPositionalArguments,\n  CurriedType,\n  Helper,\n  HelperDefinitionState,\n  Op,\n  Owner,\n  ResolutionTimeConstants,\n  RuntimeConstants,\n  ScopeBlock,\n  VM as PublicVM,\n} from '@glimmer/interfaces';\nimport {\n  Reference,\n  childRefFor,\n  UNDEFINED_REFERENCE,\n  TRUE_REFERENCE,\n  FALSE_REFERENCE,\n  valueForRef,\n  createComputeRef,\n} from '@glimmer/reference';\nimport { $v0 } from '@glimmer/vm';\nimport { APPEND_OPCODES } from '../../opcodes';\nimport { createConcatRef } from '../expressions/concat';\nimport { associateDestroyableChild, destroy, _hasDestroyableChildren } from '@glimmer/destroyable';\nimport { assert, assign, debugToString, decodeHandle, isObject } from '@glimmer/util';\nimport { toBool } from '@glimmer/global-context';\nimport {\n  check,\n  CheckOption,\n  CheckHandle,\n  CheckBlockSymbolTable,\n  CheckOr,\n  CheckMaybe,\n} from '@glimmer/debug';\nimport {\n  CheckArguments,\n  CheckReference,\n  CheckCompilableBlock,\n  CheckScope,\n  CheckHelper,\n  CheckUndefinedReference,\n  CheckScopeBlock,\n  CheckCapturedArguments,\n} from './-debug-strip';\nimport { CONSTANTS } from '../../symbols';\nimport { DEBUG } from '@glimmer/env';\nimport createCurryRef from '../../references/curry-value';\nimport { isCurriedType, resolveCurriedValue } from '../../curried-value';\nimport { reifyPositional } from '../../vm/arguments';\n\nexport type FunctionExpression<T> = (vm: PublicVM) => Reference<T>;\n\nAPPEND_OPCODES.add(Op.Curry, (vm, { op1: type, op2: _isStrict }) => {\n  let stack = vm.stack;\n\n  let definition = check(stack.pop(), CheckReference);\n  let capturedArgs = check(stack.pop(), CheckCapturedArguments);\n\n  let owner = vm.getOwner();\n  let resolver = vm.runtime.resolver;\n\n  let isStrict = false;\n\n  if (DEBUG) {\n    // strict check only happens in DEBUG builds, no reason to load it otherwise\n    isStrict = vm[CONSTANTS].getValue<boolean>(decodeHandle(_isStrict));\n  }\n\n  vm.loadValue(\n    $v0,\n    createCurryRef(type as CurriedType, definition, owner, capturedArgs, resolver, isStrict)\n  );\n});\n\nAPPEND_OPCODES.add(Op.DynamicHelper, (vm) => {\n  let stack = vm.stack;\n  let ref = check(stack.pop(), CheckReference);\n  let args = check(stack.pop(), CheckArguments).capture();\n\n  let helperRef: Reference;\n  let initialOwner: Owner = vm.getOwner();\n\n  let helperInstanceRef = createComputeRef(() => {\n    if (helperRef !== undefined) {\n      destroy(helperRef);\n    }\n\n    let definition = valueForRef(ref);\n\n    if (isCurriedType(definition, CurriedType.Helper)) {\n      let { definition: resolvedDef, owner, positional, named } = resolveCurriedValue(definition);\n\n      let helper = resolveHelper(vm[CONSTANTS], resolvedDef, ref);\n\n      if (named !== undefined) {\n        args.named = assign({}, ...named, args.named);\n      }\n\n      if (positional !== undefined) {\n        args.positional = positional.concat(args.positional) as CapturedPositionalArguments;\n      }\n\n      helperRef = helper(args, owner);\n\n      associateDestroyableChild(helperInstanceRef, helperRef);\n    } else if (isObject(definition)) {\n      let helper = resolveHelper(vm[CONSTANTS], definition, ref);\n      helperRef = helper(args, initialOwner);\n\n      if (_hasDestroyableChildren(helperRef)) {\n        associateDestroyableChild(helperInstanceRef, helperRef);\n      }\n    } else {\n      helperRef = UNDEFINED_REFERENCE;\n    }\n  });\n\n  let helperValueRef = createComputeRef(() => {\n    valueForRef(helperInstanceRef);\n    return valueForRef(helperRef);\n  });\n\n  vm.associateDestroyable(helperInstanceRef);\n  vm.loadValue($v0, helperValueRef);\n});\n\nfunction resolveHelper(\n  constants: RuntimeConstants & ResolutionTimeConstants,\n  definition: HelperDefinitionState,\n  ref: Reference\n): Helper {\n  let handle = constants.helper(definition, null, true)!;\n\n  if (DEBUG && handle === null) {\n    throw new Error(\n      `Expected a dynamic helper definition, but received an object or function that did not have a helper manager associated with it. The dynamic invocation was \\`{{${\n        ref.debugLabel\n      }}}\\` or \\`(${ref.debugLabel})\\`, and the incorrect definition is the value at the path \\`${\n        ref.debugLabel\n      }\\`, which was: ${debugToString!(definition)}`\n    );\n  }\n\n  return constants.getValue(handle);\n}\n\nAPPEND_OPCODES.add(Op.Helper, (vm, { op1: handle }) => {\n  let stack = vm.stack;\n  let helper = check(vm[CONSTANTS].getValue(handle), CheckHelper);\n  let args = check(stack.pop(), CheckArguments);\n  let value = helper(args.capture(), vm.getOwner(), vm.dynamicScope());\n\n  if (_hasDestroyableChildren(value)) {\n    vm.associateDestroyable(value);\n  }\n\n  vm.loadValue($v0, value);\n});\n\nAPPEND_OPCODES.add(Op.GetVariable, (vm, { op1: symbol }) => {\n  let expr = vm.referenceForSymbol(symbol);\n\n  vm.stack.push(expr);\n});\n\nAPPEND_OPCODES.add(Op.SetVariable, (vm, { op1: symbol }) => {\n  let expr = check(vm.stack.pop(), CheckReference);\n  vm.scope().bindSymbol(symbol, expr);\n});\n\nAPPEND_OPCODES.add(Op.SetBlock, (vm, { op1: symbol }) => {\n  let handle = check(vm.stack.pop(), CheckCompilableBlock);\n  let scope = check(vm.stack.pop(), CheckScope);\n  let table = check(vm.stack.pop(), CheckBlockSymbolTable);\n\n  vm.scope().bindBlock(symbol, [handle, scope, table]);\n});\n\nAPPEND_OPCODES.add(Op.ResolveMaybeLocal, (vm, { op1: _name }) => {\n  let name = vm[CONSTANTS].getValue<string>(_name);\n  let locals = vm.scope().getPartialMap()!;\n\n  let ref = locals[name];\n  if (ref === undefined) {\n    ref = childRefFor(vm.getSelf(), name);\n  }\n\n  vm.stack.push(ref);\n});\n\nAPPEND_OPCODES.add(Op.RootScope, (vm, { op1: symbols }) => {\n  vm.pushRootScope(symbols, vm.getOwner());\n});\n\nAPPEND_OPCODES.add(Op.GetProperty, (vm, { op1: _key }) => {\n  let key = vm[CONSTANTS].getValue<string>(_key);\n  let expr = check(vm.stack.pop(), CheckReference);\n  vm.stack.push(childRefFor(expr, key));\n});\n\nAPPEND_OPCODES.add(Op.GetBlock, (vm, { op1: _block }) => {\n  let { stack } = vm;\n  let block = vm.scope().getBlock(_block);\n\n  stack.push(block);\n});\n\nAPPEND_OPCODES.add(Op.SpreadBlock, (vm) => {\n  let { stack } = vm;\n  let block = check(stack.pop(), CheckOption(CheckOr(CheckScopeBlock, CheckUndefinedReference)));\n\n  if (block && !isUndefinedReference(block)) {\n    let [handleOrCompilable, scope, table] = block;\n\n    stack.push(table);\n    stack.push(scope);\n    stack.push(handleOrCompilable);\n  } else {\n    stack.push(null);\n    stack.push(null);\n    stack.push(null);\n  }\n});\n\nfunction isUndefinedReference(input: ScopeBlock | Reference): input is Reference {\n  assert(\n    Array.isArray(input) || input === UNDEFINED_REFERENCE,\n    'a reference other than UNDEFINED_REFERENCE is illegal here'\n  );\n  return input === UNDEFINED_REFERENCE;\n}\n\nAPPEND_OPCODES.add(Op.HasBlock, (vm) => {\n  let { stack } = vm;\n  let block = check(stack.pop(), CheckOption(CheckOr(CheckScopeBlock, CheckUndefinedReference)));\n\n  if (block && !isUndefinedReference(block)) {\n    stack.push(TRUE_REFERENCE);\n  } else {\n    stack.push(FALSE_REFERENCE);\n  }\n});\n\nAPPEND_OPCODES.add(Op.HasBlockParams, (vm) => {\n  // FIXME(mmun): should only need to push the symbol table\n  let block = vm.stack.pop();\n  let scope = vm.stack.pop();\n\n  check(block, CheckMaybe(CheckOr(CheckHandle, CheckCompilableBlock)));\n  check(scope, CheckMaybe(CheckScope));\n  let table = check(vm.stack.pop(), CheckMaybe(CheckBlockSymbolTable));\n\n  let hasBlockParams = table && table.parameters.length;\n  vm.stack.push(hasBlockParams ? TRUE_REFERENCE : FALSE_REFERENCE);\n});\n\nAPPEND_OPCODES.add(Op.Concat, (vm, { op1: count }) => {\n  let out: Array<Reference<unknown>> = new Array(count);\n\n  for (let i = count; i > 0; i--) {\n    let offset = i - 1;\n    out[offset] = check(vm.stack.pop(), CheckReference);\n  }\n\n  vm.stack.push(createConcatRef(out));\n});\n\nAPPEND_OPCODES.add(Op.IfInline, (vm) => {\n  let condition = check(vm.stack.pop(), CheckReference);\n  let truthy = check(vm.stack.pop(), CheckReference);\n  let falsy = check(vm.stack.pop(), CheckReference);\n\n  vm.stack.push(\n    createComputeRef(() => {\n      if (toBool(valueForRef(condition)) === true) {\n        return valueForRef(truthy);\n      } else {\n        return valueForRef(falsy);\n      }\n    })\n  );\n});\n\nAPPEND_OPCODES.add(Op.Not, (vm) => {\n  let ref = check(vm.stack.pop(), CheckReference);\n\n  vm.stack.push(\n    createComputeRef(() => {\n      return !toBool(valueForRef(ref));\n    })\n  );\n});\n\nAPPEND_OPCODES.add(Op.GetDynamicVar, (vm) => {\n  let scope = vm.dynamicScope();\n  let stack = vm.stack;\n  let nameRef = check(stack.pop(), CheckReference);\n\n  stack.push(\n    createComputeRef(() => {\n      let name = String(valueForRef(nameRef));\n      return valueForRef(scope.get(name));\n    })\n  );\n});\n\nAPPEND_OPCODES.add(Op.Log, (vm) => {\n  let { positional } = check(vm.stack.pop(), CheckArguments).capture();\n\n  vm.loadValue(\n    $v0,\n    createComputeRef(() => {\n      // eslint-disable-next-line no-console\n      console.log(...reifyPositional(positional));\n    })\n  );\n});\n"],"sourceRoot":""}