1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
17
18
19
20
21
22
23
24
25
26
27
28
29
30
31
32
33
34
35
36
37
38
39
40
41
42
43
44
45
46
47
48
49
50
51
52
53
54
55
56
57
58
59
60
61
62
63
64
65
66
67
68
69
70
71
72
73
74
75
76
77
78
79
80
81
82
83
84
85
86
87
88
89
90
91
92
93
94
95
96
97
98
99
100
101
102
103
104
105
106
107
108
109
110
|
/*
MIT License http://www.opensource.org/licenses/mit-license.php
Author Tobias Koppers @sokra
*/
var CodeNode = require("./CodeNode");
var SourceNode = require("./SourceNode");
var MappingsContext = require("./MappingsContext");
var getNumberOfLines = require("./helpers").getNumberOfLines;
function SourceListMap(generatedCode, source, originalSource) {
if(Array.isArray(generatedCode)) {
this.children = generatedCode;
} else {
this.children = [];
if(generatedCode || source)
this.add(generatedCode, source, originalSource);
}
}
module.exports = SourceListMap;
SourceListMap.prototype.add = function(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.prototype.add: Expected string, Node or SourceListMap");
}
};
SourceListMap.prototype.preprend = function(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.prototype.prerend: Expected string, Node or SourceListMap");
}
};
SourceListMap.prototype.mapGeneratedCode = function(fn) {
var normalizedNodes = [];
this.children.forEach(function(sln) {
sln.getNormalizedNodes().forEach(function(newNode) {
normalizedNodes.push(newNode);
});
});
var optimizedNodes = [];
normalizedNodes.forEach(function(sln) {
sln = sln.mapGeneratedCode(fn);
if(optimizedNodes.length === 0) {
optimizedNodes.push(sln);
} else {
var last = optimizedNodes[optimizedNodes.length - 1];
var mergedNode = last.merge(sln);
if(mergedNode) {
optimizedNodes[optimizedNodes.length - 1] = mergedNode;
} else {
optimizedNodes.push(sln);
}
}
});
return new SourceListMap(optimizedNodes);
};
SourceListMap.prototype.toString = function() {
return this.children.map(function(sln) {
return sln.getGeneratedCode();
}).join("");
};
SourceListMap.prototype.toStringWithSourceMap = function(options) {
var mappingsContext = new MappingsContext();
var source = this.children.map(function(sln) {
return sln.getGeneratedCode();
}).join("");
var mappings = this.children.map(function(sln) {
return sln.getMappings(mappingsContext);
}).join("");
return {
source: source,
map: {
version: 3,
file: options && options.file,
sources: mappingsContext.sources,
sourcesContent: mappingsContext.hasSourceContent ? mappingsContext.sourcesContent : undefined,
mappings: mappings
}
};
}
|
