forked from M3-Academy/challenge-algorithms-v2.0
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30 KiB
Plaintext
1 line
30 KiB
Plaintext
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{"version":3,"names":["getBindingIdentifiers","_getBindingIdentifiers","getOuterBindingIdentifiers","_getOuterBindingIdentifiers","isDeclaration","numericLiteral","unaryExpression","NORMAL_COMPLETION","BREAK_COMPLETION","NormalCompletion","path","type","BreakCompletion","getOpposite","key","getSibling","addCompletionRecords","records","context","push","_getCompletionRecords","completionRecordForSwitch","cases","lastNormalCompletions","i","length","casePath","caseCompletions","normalCompletions","breakCompletions","c","normalCompletionToBreak","completions","forEach","replaceBreakStatementInBreakCompletion","reachable","isBreakStatement","label","replaceWith","remove","getStatementListCompletion","paths","canHaveBreak","newContext","inCaseClause","isBlockStatement","shouldPopulateBreak","statementCompletions","every","some","pathCompletions","isVariableDeclaration","isIfStatement","get","isDoExpression","isFor","isWhile","isLabeledStatement","isProgram","isFunction","isTryStatement","isCatchClause","isSwitchStatement","isSwitchCase","getCompletionRecords","map","r","NodePath","parentPath","parent","container","listKey","setContext","getPrevSibling","getNextSibling","getAllNextSiblings","_key","sibling","siblings","node","getAllPrevSiblings","parts","split","_getKey","_getPattern","Array","isArray","_","part","duplicates","getBindingIdentifierPaths","outerOnly","search","ids","Object","create","id","shift","keys","isIdentifier","_ids","name","isExportDeclaration","declaration","isFunctionDeclaration","isFunctionExpression","child","getOuterBindingIdentifierPaths"],"sources":["../../src/path/family.ts"],"sourcesContent":["// This file contains methods responsible for dealing with/retrieving children or siblings.\n\nimport type TraversalContext from \"../context\";\nimport NodePath from \"./index\";\nimport {\n getBindingIdentifiers as _getBindingIdentifiers,\n getOuterBindingIdentifiers as _getOuterBindingIdentifiers,\n isDeclaration,\n numericLiteral,\n unaryExpression,\n} from \"@babel/types\";\nimport type * as t from \"@babel/types\";\n\nconst NORMAL_COMPLETION = 0 as const;\nconst BREAK_COMPLETION = 1 as const;\n\ntype Completion = {\n path: NodePath;\n type: 0 | 1;\n};\n\ntype CompletionContext = {\n // whether the current context allows `break` statement. When it allows, we have\n // to search all the statements for potential `break`\n canHaveBreak: boolean;\n // whether the statement is an immediate descendant of a switch case clause\n inCaseClause: boolean;\n // whether the `break` statement record should be populated to upper level\n // when a `break` statement is an immediate descendant of a block statement, e.g.\n // `{ break }`, it can influence the control flow in the upper levels.\n shouldPopulateBreak: boolean;\n};\n\nfunction NormalCompletion(path: NodePath) {\n return { type: NORMAL_COMPLETION, path };\n}\n\nfunction BreakCompletion(path: NodePath) {\n return { type: BREAK_COMPLETION, path };\n}\n\nexport function getOpposite(this: NodePath): NodePath | null {\n if (this.key === \"left\") {\n return this.getSibling(\"right\");\n } else if (this.key === \"right\") {\n return this.getSibling(\"left\");\n }\n return null;\n}\n\nfunction addCompletionRecords(\n path: NodePath | null | undefined,\n records: Completion[],\n context: CompletionContext,\n): Completion[] {\n if (path) {\n records.push(..._getCompletionRecords(path, context));\n }\n return records;\n}\n\nfunction completionRecordForSwitch(\n cases: NodePath<t.SwitchCase>[],\n records: Completion[],\n context: CompletionContext,\n): Completion[] {\n // https://tc39.es/ecma262/#sec-runtime-semantics-caseblockevaluation\n let lastNormalCompletions: Completion[] = [];\n for (let i = 0; i < cases.length; i++) {\n const casePath = cases[i];\n const caseCompletions = _getCompletionRecords(casePath, context);\n const normalCompletions = [];\n const breakCompletions = [];\n for (const c of caseCompletions) {\n if (c.type === NORMAL_COMPLETION) {\n normalCompletions.push(c);\n }\n
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