@dcloudio/uni-debugger
Version:
uni-app debugger
223 lines (206 loc) • 7.32 kB
JavaScript
/*
* Copyright (C) 2011 Google Inc. All rights reserved.
*
* 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.
* * Neither the name of Google Inc. nor the names of its
* contributors may be used to endorse or promote products derived from
* this software without specific prior written permission.
*
* 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 THE COPYRIGHT
* OWNER OR CONTRIBUTORS 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.
*/
/**
* @interface
*/
Formatter.Formatter = function() {};
/**
* @param {!Common.ResourceType} contentType
* @param {string} mimeType
* @param {string} content
* @param {function(string, !Formatter.FormatterSourceMapping)} callback
*/
Formatter.Formatter.format = function(contentType, mimeType, content, callback) {
if (contentType.isDocumentOrScriptOrStyleSheet())
new Formatter.ScriptFormatter(mimeType, content, callback);
else
new Formatter.ScriptIdentityFormatter(mimeType, content, callback);
};
/**
* @param {!Array<number>} lineEndings
* @param {number} lineNumber
* @param {number} columnNumber
* @return {number}
*/
Formatter.Formatter.locationToPosition = function(lineEndings, lineNumber, columnNumber) {
const position = lineNumber ? lineEndings[lineNumber - 1] + 1 : 0;
return position + columnNumber;
};
/**
* @param {!Array<number>} lineEndings
* @param {number} position
* @return {!Array<number>}
*/
Formatter.Formatter.positionToLocation = function(lineEndings, position) {
const lineNumber = lineEndings.upperBound(position - 1);
let columnNumber;
if (!lineNumber)
columnNumber = position;
else
columnNumber = position - lineEndings[lineNumber - 1] - 1;
return [lineNumber, columnNumber];
};
/**
* @implements {Formatter.Formatter}
* @unrestricted
*/
Formatter.ScriptFormatter = class {
/**
* @param {string} mimeType
* @param {string} content
* @param {function(string, !Formatter.FormatterSourceMapping)} callback
*/
constructor(mimeType, content, callback) {
content = content.replace(/\r\n?|[\n\u2028\u2029]/g, '\n').replace(/^\uFEFF/, '');
this._callback = callback;
this._originalContent = content;
Formatter.formatterWorkerPool()
.format(mimeType, content, Common.moduleSetting('textEditorIndent').get())
.then(this._didFormatContent.bind(this));
}
/**
* @param {!Formatter.FormatterWorkerPool.FormatResult} formatResult
*/
_didFormatContent(formatResult) {
const sourceMapping = new Formatter.FormatterSourceMappingImpl(
this._originalContent.computeLineEndings(), formatResult.content.computeLineEndings(), formatResult.mapping);
this._callback(formatResult.content, sourceMapping);
}
};
/**
* @implements {Formatter.Formatter}
* @unrestricted
*/
Formatter.ScriptIdentityFormatter = class {
/**
* @param {string} mimeType
* @param {string} content
* @param {function(string, !Formatter.FormatterSourceMapping)} callback
*/
constructor(mimeType, content, callback) {
callback(content, new Formatter.IdentityFormatterSourceMapping());
}
};
/**
* @interface
*/
Formatter.FormatterSourceMapping = function() {};
Formatter.FormatterSourceMapping.prototype = {
/**
* @param {number} lineNumber
* @param {number=} columnNumber
* @return {!Array.<number>}
*/
originalToFormatted(lineNumber, columnNumber) {},
/**
* @param {number} lineNumber
* @param {number=} columnNumber
* @return {!Array.<number>}
*/
formattedToOriginal(lineNumber, columnNumber) {}
};
/**
* @implements {Formatter.FormatterSourceMapping}
* @unrestricted
*/
Formatter.IdentityFormatterSourceMapping = class {
/**
* @override
* @param {number} lineNumber
* @param {number=} columnNumber
* @return {!Array.<number>}
*/
originalToFormatted(lineNumber, columnNumber) {
return [lineNumber, columnNumber || 0];
}
/**
* @override
* @param {number} lineNumber
* @param {number=} columnNumber
* @return {!Array.<number>}
*/
formattedToOriginal(lineNumber, columnNumber) {
return [lineNumber, columnNumber || 0];
}
};
/**
* @implements {Formatter.FormatterSourceMapping}
* @unrestricted
*/
Formatter.FormatterSourceMappingImpl = class {
/**
* @param {!Array.<number>} originalLineEndings
* @param {!Array.<number>} formattedLineEndings
* @param {!Formatter.FormatterWorkerPool.FormatMapping} mapping
*/
constructor(originalLineEndings, formattedLineEndings, mapping) {
this._originalLineEndings = originalLineEndings;
this._formattedLineEndings = formattedLineEndings;
this._mapping = mapping;
}
/**
* @override
* @param {number} lineNumber
* @param {number=} columnNumber
* @return {!Array.<number>}
*/
originalToFormatted(lineNumber, columnNumber) {
const originalPosition =
Formatter.Formatter.locationToPosition(this._originalLineEndings, lineNumber, columnNumber || 0);
const formattedPosition =
this._convertPosition(this._mapping.original, this._mapping.formatted, originalPosition || 0);
return Formatter.Formatter.positionToLocation(this._formattedLineEndings, formattedPosition);
}
/**
* @override
* @param {number} lineNumber
* @param {number=} columnNumber
* @return {!Array.<number>}
*/
formattedToOriginal(lineNumber, columnNumber) {
const formattedPosition =
Formatter.Formatter.locationToPosition(this._formattedLineEndings, lineNumber, columnNumber || 0);
const originalPosition = this._convertPosition(this._mapping.formatted, this._mapping.original, formattedPosition);
return Formatter.Formatter.positionToLocation(this._originalLineEndings, originalPosition || 0);
}
/**
* @param {!Array.<number>} positions1
* @param {!Array.<number>} positions2
* @param {number} position
* @return {number}
*/
_convertPosition(positions1, positions2, position) {
const index = positions1.upperBound(position) - 1;
let convertedPosition = positions2[index] + position - positions1[index];
if (index < positions2.length - 1 && convertedPosition > positions2[index + 1])
convertedPosition = positions2[index + 1];
return convertedPosition;
}
};