64 lines
1.5 KiB
Plaintext
64 lines
1.5 KiB
Plaintext
'use strict';
|
|
|
|
var utils = require('../utils.js');
|
|
require('eslint-visitor-keys');
|
|
require('espree');
|
|
require('estraverse');
|
|
|
|
const tabRegex = /\t+/gu;
|
|
const anyNonWhitespaceRegex = /\S/u;
|
|
var noTabs = utils.createRule({
|
|
name: "no-tabs",
|
|
package: "js",
|
|
meta: {
|
|
type: "layout",
|
|
docs: {
|
|
description: "Disallow all tabs"
|
|
},
|
|
schema: [{
|
|
type: "object",
|
|
properties: {
|
|
allowIndentationTabs: {
|
|
type: "boolean",
|
|
default: false
|
|
}
|
|
},
|
|
additionalProperties: false
|
|
}],
|
|
messages: {
|
|
unexpectedTab: "Unexpected tab character."
|
|
}
|
|
},
|
|
create(context) {
|
|
const sourceCode = context.sourceCode;
|
|
const allowIndentationTabs = context.options && context.options[0] && context.options[0].allowIndentationTabs;
|
|
return {
|
|
Program(node) {
|
|
sourceCode.getLines().forEach((line, index) => {
|
|
let match;
|
|
while ((match = tabRegex.exec(line)) !== null) {
|
|
if (allowIndentationTabs && !anyNonWhitespaceRegex.test(line.slice(0, match.index)))
|
|
continue;
|
|
context.report({
|
|
node,
|
|
loc: {
|
|
start: {
|
|
line: index + 1,
|
|
column: match.index
|
|
},
|
|
end: {
|
|
line: index + 1,
|
|
column: match.index + match[0].length
|
|
}
|
|
},
|
|
messageId: "unexpectedTab"
|
|
});
|
|
}
|
|
});
|
|
}
|
|
};
|
|
}
|
|
});
|
|
|
|
module.exports = noTabs;
|