aboutsummaryrefslogtreecommitdiff
path: root/node_modules/esprima/bin/esvalidate.js
blob: d49a7e40a8c3d409aec5256a317c60dc98e8eefc (plain)
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
111
112
113
114
115
116
117
118
119
120
121
122
123
124
125
126
127
128
129
130
131
132
133
134
135
136
137
138
139
140
141
142
143
144
145
146
147
148
149
150
151
152
153
154
155
156
157
158
159
160
161
162
163
164
165
166
167
168
169
170
171
172
173
174
175
176
177
178
179
180
181
182
183
184
185
186
187
188
189
190
191
192
193
194
195
196
197
198
199
200
201
202
203
204
205
206
207
208
209
210
211
212
213
214
215
216
217
218
219
220
221
222
223
224
225
226
227
228
229
230
231
232
233
234
235
236
#!/usr/bin/env node
/*
  Copyright JS Foundation and other contributors, https://js.foundation/

  Redistribution and use in source and binary forms, with or without
  modification, are permitted provided that the following conditions are met:

    * Redistributions of source code must retain the above copyright
      notice, this list of conditions and the following disclaimer.
    * Redistributions in binary form must reproduce the above copyright
      notice, this list of conditions and the following disclaimer in the
      documentation and/or other materials provided with the distribution.

  THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS "AS IS"
  AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
  IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE
  ARE DISCLAIMED. IN NO EVENT SHALL <COPYRIGHT HOLDER> BE LIABLE FOR ANY
  DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES
  (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES;
  LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND
  ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT
  (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE OF
  THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
*/

/*jslint sloppy:true plusplus:true node:true rhino:true */
/*global phantom:true */

var fs, system, esprima, options, fnames, forceFile, count;

if (typeof esprima === 'undefined') {
    // PhantomJS can only require() relative files
    if (typeof phantom === 'object') {
        fs = require('fs');
        system = require('system');
        esprima = require('./esprima');
    } else if (typeof require === 'function') {
        fs = require('fs');
        try {
            esprima = require('esprima');
        } catch (e) {
            esprima = require('../');
        }
    } else if (typeof load === 'function') {
        try {
            load('esprima.js');
        } catch (e) {
            load('../esprima.js');
        }
    }
}

// Shims to Node.js objects when running under PhantomJS 1.7+.
if (typeof phantom === 'object') {
    fs.readFileSync = fs.read;
    process = {
        argv: [].slice.call(system.args),
        exit: phantom.exit,
        on: function (evt, callback) {
            callback();
        }
    };
    process.argv.unshift('phantomjs');
}

// Shims to Node.js objects when running under Rhino.
if (typeof console === 'undefined' && typeof process === 'undefined') {
    console = { log: print };
    fs = { readFileSync: readFile };
    process = {
        argv: arguments,
        exit: quit,
        on: function (evt, callback) {
            callback();
        }
    };
    process.argv.unshift('esvalidate.js');
    process.argv.unshift('rhino');
}

function showUsage() {
    console.log('Usage:');
    console.log('   esvalidate [options] [file.js...]');
    console.log();
    console.log('Available options:');
    console.log();
    console.log('  --format=type  Set the report format, plain (default) or junit');
    console.log('  -v, --version  Print program version');
    console.log();
    process.exit(1);
}

options = {
    format: 'plain'
};

fnames = [];

process.argv.splice(2).forEach(function (entry) {

    if (forceFile || entry === '-' || entry.slice(0, 1) !== '-') {
        fnames.push(entry);
    } else if (entry === '-h' || entry === '--help') {
        showUsage();
    } else if (entry === '-v' || entry === '--version') {
        console.log('ECMAScript Validator (using Esprima version', esprima.version, ')');
        console.log();
        process.exit(0);
    } else if (entry.slice(0, 9) === '--format=') {
        options.format = entry.slice(9);
        if (options.format !== 'plain' && options.format !== 'junit') {
            console.log('Error: unknown report format ' + options.format + '.');
            process.exit(1);
        }
    } else if (entry === '--') {
        forceFile = true;
    } else {
        console.log('Error: unknown option ' + entry + '.');
        process.exit(1);
    }
});

if (fnames.length === 0) {
    fnames.push('');
}

if (options.format === 'junit') {
    console.log('<?xml version="1.0" encoding="UTF-8"?>');
    console.log('<testsuites>');
}

count = 0;

function run(fname, content) {
    var timestamp, syntax, name;
    try {
        if (typeof content !== 'string') {
            throw content;
        }

        if (content[0] === '#' && content[1] === '!') {
            content = '//' + content.substr(2, content.length);
        }

        timestamp = Date.now();
        syntax = esprima.parse(content, { tolerant: true });

        if (options.format === 'junit') {

            name = fname;
            if (name.lastIndexOf('/') >= 0) {
                name = name.slice(name.lastIndexOf('/') + 1);
            }

            console.log('<testsuite name="' + fname + '" errors="0" ' +
                ' failures="' + syntax.errors.length + '" ' +
                ' tests="' + syntax.errors.length + '" ' +
                ' time="' + Math.round((Date.now() - timestamp) / 1000) +
                '">');

            syntax.errors.forEach(function (error) {
                var msg = error.message;
                msg = msg.replace(/^Line\ [0-9]*\:\ /, '');
                console.log('  <testcase name="Line ' + error.lineNumber + ': ' + msg + '" ' +
                    ' time="0">');
                console.log('    <error type="SyntaxError" message="' + error.message + '">' +
                    error.message + '(' + name + ':' + error.lineNumber + ')' +
                    '</error>');
                console.log('  </testcase>');
            });

            console.log('</testsuite>');

        } else if (options.format === 'plain') {

            syntax.errors.forEach(function (error) {
                var msg = error.message;
                msg = msg.replace(/^Line\ [0-9]*\:\ /, '');
                msg = fname + ':' + error.lineNumber + ': ' + msg;
                console.log(msg);
                ++count;
            });

        }
    } catch (e) {
        ++count;
        if (options.format === 'junit') {
            console.log('<testsuite name="' + fname + '" errors="1" failures="0" tests="1" ' +
                ' time="' + Math.round((Date.now() - timestamp) / 1000) + '">');
            console.log(' <testcase name="' + e.message + '" ' + ' time="0">');
            console.log(' <error type="ParseError" message="' + e.message + '">' +
                e.message + '(' + fname + ((e.lineNumber) ? ':' + e.lineNumber : '') +
                ')</error>');
            console.log(' </testcase>');
            console.log('</testsuite>');
        } else {
            console.log(fname + ':' + e.lineNumber + ': ' + e.message.replace(/^Line\ [0-9]*\:\ /, ''));
        }
    }
}

fnames.forEach(function (fname) {
    var content = '';
    try {
        if (fname && (fname !== '-' || forceFile)) {
            content = fs.readFileSync(fname, 'utf-8');
        } else {
            fname = '';
            process.stdin.resume();
            process.stdin.on('data', function(chunk) {
                content += chunk;
            });
            process.stdin.on('end', function() {
                run(fname, content);
            });
            return;
        }
    } catch (e) {
        content = e;
    }
    run(fname, content);
});

process.on('exit', function () {
    if (options.format === 'junit') {
        console.log('</testsuites>');
    }

    if (count > 0) {
        process.exit(1);
    }

    if (count === 0 && typeof phantom === 'object') {
        process.exit(0);
    }
});