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@aws-cdk/core

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AWS Cloud Development Kit Core Library

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"use strict"; var _a, _b; Object.defineProperty(exports, "__esModule", { value: true }); exports.DefaultTokenResolver = exports.StringConcat = void 0; const jsiiDeprecationWarnings = require("../.warnings.jsii.js"); const JSII_RTTI_SYMBOL_1 = Symbol.for("jsii.rtti"); const encoding_1 = require("./private/encoding"); const token_map_1 = require("./private/token-map"); /** * Converts all fragments to strings and concats those * * Drops 'undefined's. */ class StringConcat { join(left, right) { if (left === undefined) { return right !== undefined ? `${right}` : undefined; } if (right === undefined) { return `${left}`; } return `${left}${right}`; } } exports.StringConcat = StringConcat; _a = JSII_RTTI_SYMBOL_1; StringConcat[_a] = { fqn: "@aws-cdk/core.StringConcat", version: "1.204.0" }; /** * Default resolver implementation * */ class DefaultTokenResolver { constructor(concat) { this.concat = concat; try { jsiiDeprecationWarnings._aws_cdk_core_IFragmentConcatenator(concat); } catch (error) { if (process.env.JSII_DEBUG !== "1" && error.name === "DeprecationError") { Error.captureStackTrace(error, DefaultTokenResolver); } throw error; } } /** * Default Token resolution * * Resolve the Token, recurse into whatever it returns, * then finally post-process it. */ resolveToken(t, context, postProcessor) { try { jsiiDeprecationWarnings._aws_cdk_core_IResolvable(t); jsiiDeprecationWarnings._aws_cdk_core_IResolveContext(context); jsiiDeprecationWarnings._aws_cdk_core_IPostProcessor(postProcessor); } catch (error) { if (process.env.JSII_DEBUG !== "1" && error.name === "DeprecationError") { Error.captureStackTrace(error, this.resolveToken); } throw error; } try { let resolved = t.resolve(context); // The token might have returned more values that need resolving, recurse resolved = context.resolve(resolved); resolved = postProcessor.postProcess(resolved, context); return resolved; } catch (e) { let message = `Resolution error: ${e.message}.`; if (t.creationStack && t.creationStack.length > 0) { message += `\nObject creation stack:\n at ${t.creationStack.join('\n at ')}`; } e.message = message; throw e; } } /** * Resolve string fragments to Tokens */ resolveString(fragments, context) { try { jsiiDeprecationWarnings._aws_cdk_core_TokenizedStringFragments(fragments); jsiiDeprecationWarnings._aws_cdk_core_IResolveContext(context); } catch (error) { if (process.env.JSII_DEBUG !== "1" && error.name === "DeprecationError") { Error.captureStackTrace(error, this.resolveString); } throw error; } return fragments.mapTokens({ mapToken: context.resolve }).join(this.concat); } resolveList(xs, context) { try { jsiiDeprecationWarnings._aws_cdk_core_IResolveContext(context); } catch (error) { if (process.env.JSII_DEBUG !== "1" && error.name === "DeprecationError") { Error.captureStackTrace(error, this.resolveList); } throw error; } // Must be a singleton list token, because concatenation is not allowed. if (xs.length !== 1) { throw new Error(`Cannot add elements to list token, got: ${xs}`); } const str = encoding_1.TokenString.forListToken(xs[0]); const tokenMap = token_map_1.TokenMap.instance(); const fragments = str.split(tokenMap.lookupToken.bind(tokenMap)); if (fragments.length !== 1) { throw new Error(`Cannot concatenate strings in a tokenized string array, got: ${xs[0]}`); } return fragments.mapTokens({ mapToken: context.resolve }).firstValue; } } exports.DefaultTokenResolver = DefaultTokenResolver; _b = JSII_RTTI_SYMBOL_1; DefaultTokenResolver[_b] = { fqn: "@aws-cdk/core.DefaultTokenResolver", version: "1.204.0" }; //# 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{ IConstruct } from './construct-compat';\nimport { TokenString } from './private/encoding';\nimport { TokenMap } from './private/token-map';\nimport { TokenizedStringFragments } from './string-fragments';\n\n/**\n * Current resolution context for tokens\n */\nexport interface IResolveContext {\n  /**\n   * The scope from which resolution has been initiated\n   */\n  readonly scope: IConstruct;\n\n  /**\n   * True when we are still preparing, false if we're rendering the final output\n   */\n  readonly preparing: boolean;\n\n  /**\n   * Path in the JSON document that is being constructed\n   */\n  readonly documentPath: string[];\n\n  /**\n   * Resolve an inner object\n   */\n  resolve(x: any, options?: ResolveChangeContextOptions): any;\n\n  /**\n   * Use this postprocessor after the entire token structure has been resolved\n   */\n  registerPostProcessor(postProcessor: IPostProcessor): void;\n}\n\n/**\n * Options that can be changed while doing a recursive resolve\n */\nexport interface ResolveChangeContextOptions {\n  /**\n   * Change the 'allowIntrinsicKeys' option\n   *\n   * @default - Unchanged\n   */\n  readonly allowIntrinsicKeys?: boolean;\n}\n\n/**\n * Interface for values that can be resolvable later\n *\n * Tokens are special objects that participate in synthesis.\n */\nexport interface IResolvable {\n  /**\n   * The creation stack of this resolvable which will be appended to errors\n   * thrown during resolution.\n   *\n   * This may return an array with a single informational element indicating how\n   * to get this property populated, if it was skipped for performance reasons.\n   */\n  readonly creationStack: string[];\n\n  /**\n   * Produce the Token's value at resolution time\n   */\n  resolve(context: IResolveContext): any;\n\n  /**\n   * Return a string representation of this resolvable object.\n   *\n   * Returns a reversible string representation.\n   */\n  toString(): string;\n}\n\n/**\n * A Token that can post-process the complete resolved value, after resolve() has recursed over it\n */\nexport interface IPostProcessor {\n  /**\n   * Process the completely resolved value, after full recursion/resolution has happened\n   */\n  postProcess(input: any, context: IResolveContext): any;\n}\n\n/**\n * How to resolve tokens\n */\nexport interface ITokenResolver {\n  /**\n   * Resolve a single token\n   */\n  resolveToken(t: IResolvable, context: IResolveContext, postProcessor: IPostProcessor): any;\n\n  /**\n   * Resolve a string with at least one stringified token in it\n   *\n   * (May use concatenation)\n   */\n  resolveString(s: TokenizedStringFragments, context: IResolveContext): any;\n\n  /**\n   * Resolve a tokenized list\n   */\n  resolveList(l: string[], context: IResolveContext): any;\n}\n\n/**\n * Function used to concatenate symbols in the target document language\n *\n * Interface so it could potentially be exposed over jsii.\n *\n */\nexport interface IFragmentConcatenator {\n  /**\n   * Join the fragment on the left and on the right\n   */\n  join(left: any | undefined, right: any | undefined): any;\n}\n\n/**\n * Converts all fragments to strings and concats those\n *\n * Drops 'undefined's.\n */\nexport class StringConcat implements IFragmentConcatenator {\n  public join(left: any | undefined, right: any | undefined): any {\n    if (left === undefined) { return right !== undefined ? `${right}` : undefined; }\n    if (right === undefined) { return `${left}`; }\n    return `${left}${right}`;\n  }\n}\n\n/**\n * Default resolver implementation\n *\n */\nexport class DefaultTokenResolver implements ITokenResolver {\n  constructor(private readonly concat: IFragmentConcatenator) {\n  }\n\n  /**\n   * Default Token resolution\n   *\n   * Resolve the Token, recurse into whatever it returns,\n   * then finally post-process it.\n   */\n  public resolveToken(t: IResolvable, context: IResolveContext, postProcessor: IPostProcessor) {\n    try {\n      let resolved = t.resolve(context);\n\n      // The token might have returned more values that need resolving, recurse\n      resolved = context.resolve(resolved);\n      resolved = postProcessor.postProcess(resolved, context);\n      return resolved;\n    } catch (e) {\n      let message = `Resolution error: ${e.message}.`;\n      if (t.creationStack && t.creationStack.length > 0) {\n        message += `\\nObject creation stack:\\n  at ${t.creationStack.join('\\n  at ')}`;\n      }\n\n      e.message = message;\n      throw e;\n    }\n  }\n\n  /**\n   * Resolve string fragments to Tokens\n   */\n  public resolveString(fragments: TokenizedStringFragments, context: IResolveContext) {\n    return fragments.mapTokens({ mapToken: context.resolve }).join(this.concat);\n  }\n\n  public resolveList(xs: string[], context: IResolveContext) {\n    // Must be a singleton list token, because concatenation is not allowed.\n    if (xs.length !== 1) {\n      throw new Error(`Cannot add elements to list token, got: ${xs}`);\n    }\n\n    const str = TokenString.forListToken(xs[0]);\n    const tokenMap = TokenMap.instance();\n    const fragments = str.split(tokenMap.lookupToken.bind(tokenMap));\n    if (fragments.length !== 1) {\n      throw new Error(`Cannot concatenate strings in a tokenized string array, got: ${xs[0]}`);\n    }\n\n    return fragments.mapTokens({ mapToken: context.resolve }).firstValue;\n  }\n}\n"]}