TODO#139894 [ footer -最下方說明與保經代合作 ] 文案修改

HelenHuang

2022-06-09 9bdb95c9e34cef640534e5e5a1e2225a80442000

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/*
    MIT License http://www.opensource.org/licenses/mit-license.php
    Author Tobias Koppers @sokra
*/
"use strict";
 
const CodeNode = require("./CodeNode");
const SourceNode = require("./SourceNode");
const MappingsContext = require("./MappingsContext");
const getNumberOfLines = require("./helpers").getNumberOfLines;
 
class SourceListMap {
 
    constructor(generatedCode, source, originalSource) {
        if(Array.isArray(generatedCode)) {
            this.children = generatedCode;
        } else {
            this.children = [];
            if(generatedCode || source)
                this.add(generatedCode, source, originalSource);
        }
    }
 
    add(generatedCode, source, originalSource) {
        if(typeof generatedCode === "string") {
            if(source) {
                this.children.push(new SourceNode(generatedCode, source, originalSource));
            } else if(this.children.length > 0 && this.children[this.children.length - 1] instanceof CodeNode) {
                this.children[this.children.length - 1].addGeneratedCode(generatedCode);
            } else {
                this.children.push(new CodeNode(generatedCode));
            }
        } else if(generatedCode.getMappings && generatedCode.getGeneratedCode) {
            this.children.push(generatedCode);
        } else if(generatedCode.children) {
            generatedCode.children.forEach(function(sln) {
                this.children.push(sln);
            }, this);
        } else {
            throw new Error("Invalid arguments to SourceListMap.protfotype.add: Expected string, Node or SourceListMap");
        }
    };
 
    preprend(generatedCode, source, originalSource) {
        if(typeof generatedCode === "string") {
            if(source) {
                this.children.unshift(new SourceNode(generatedCode, source, originalSource));
            } else if(this.children.length > 0 && this.children[this.children.length - 1].preprendGeneratedCode) {
                this.children[this.children.length - 1].preprendGeneratedCode(generatedCode);
            } else {
                this.children.unshift(new CodeNode(generatedCode));
            }
        } else if(generatedCode.getMappings && generatedCode.getGeneratedCode) {
            this.children.unshift(generatedCode);
        } else if(generatedCode.children) {
            generatedCode.children.slice().reverse().forEach(function(sln) {
                this.children.unshift(sln);
            }, this);
        } else {
            throw new Error("Invalid arguments to SourceListMap.protfotype.prerend: Expected string, Node or SourceListMap");
        }
    };
 
    mapGeneratedCode(fn) {
        const normalizedNodes = [];
        this.children.forEach(function(sln) {
            sln.getNormalizedNodes().forEach(function(newNode) {
                normalizedNodes.push(newNode);
            });
        });
        const optimizedNodes = [];
        normalizedNodes.forEach(function(sln) {
            sln = sln.mapGeneratedCode(fn);
            if(optimizedNodes.length === 0) {
                optimizedNodes.push(sln);
            } else {
                const last = optimizedNodes[optimizedNodes.length - 1];
                const mergedNode = last.merge(sln);
                if(mergedNode) {
                    optimizedNodes[optimizedNodes.length - 1] = mergedNode;
                } else {
                    optimizedNodes.push(sln);
                }
            }
        });
        return new SourceListMap(optimizedNodes);
    };
 
    toString() {
        return this.children.map(function(sln) {
            return sln.getGeneratedCode();
        }).join("");
    };
 
    toStringWithSourceMap(options) {
        const mappingsContext = new MappingsContext();
        const source = this.children.map(function(sln) {
            return sln.getGeneratedCode();
        }).join("");
        const mappings = this.children.map(function(sln) {
            return sln.getMappings(mappingsContext);
        }).join("");
        const arrays = mappingsContext.getArrays();
        return {
            source,
            map: {
                version: 3,
                file: options && options.file,
                sources: arrays.sources,
                sourcesContent: mappingsContext.hasSourceContent ? arrays.sourcesContent : undefined,
                mappings: mappings
            }
        };
    }
}
 
module.exports = SourceListMap;