work.suroh.tk/node_modules/ret/lib/sets.js

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2019-12-02 12:22:45 +00:00
var types = require('./types');
var INTS = function() {
return [{ type: types.RANGE , from: 48, to: 57 }];
};
var WORDS = function() {
return [
{ type: types.CHAR, value: 95 },
{ type: types.RANGE, from: 97, to: 122 },
{ type: types.RANGE, from: 65, to: 90 }
].concat(INTS());
};
var WHITESPACE = function() {
return [
{ type: types.CHAR, value: 9 },
{ type: types.CHAR, value: 10 },
{ type: types.CHAR, value: 11 },
{ type: types.CHAR, value: 12 },
{ type: types.CHAR, value: 13 },
{ type: types.CHAR, value: 32 },
{ type: types.CHAR, value: 160 },
{ type: types.CHAR, value: 5760 },
{ type: types.CHAR, value: 6158 },
{ type: types.CHAR, value: 8192 },
{ type: types.CHAR, value: 8193 },
{ type: types.CHAR, value: 8194 },
{ type: types.CHAR, value: 8195 },
{ type: types.CHAR, value: 8196 },
{ type: types.CHAR, value: 8197 },
{ type: types.CHAR, value: 8198 },
{ type: types.CHAR, value: 8199 },
{ type: types.CHAR, value: 8200 },
{ type: types.CHAR, value: 8201 },
{ type: types.CHAR, value: 8202 },
{ type: types.CHAR, value: 8232 },
{ type: types.CHAR, value: 8233 },
{ type: types.CHAR, value: 8239 },
{ type: types.CHAR, value: 8287 },
{ type: types.CHAR, value: 12288 },
{ type: types.CHAR, value: 65279 }
];
};
var NOTANYCHAR = function() {
return [
{ type: types.CHAR, value: 10 },
{ type: types.CHAR, value: 13 },
{ type: types.CHAR, value: 8232 },
{ type: types.CHAR, value: 8233 },
];
};
// Predefined class objects.
exports.words = function() {
return { type: types.SET, set: WORDS(), not: false };
};
exports.notWords = function() {
return { type: types.SET, set: WORDS(), not: true };
};
exports.ints = function() {
return { type: types.SET, set: INTS(), not: false };
};
exports.notInts = function() {
return { type: types.SET, set: INTS(), not: true };
};
exports.whitespace = function() {
return { type: types.SET, set: WHITESPACE(), not: false };
};
exports.notWhitespace = function() {
return { type: types.SET, set: WHITESPACE(), not: true };
};
exports.anyChar = function() {
return { type: types.SET, set: NOTANYCHAR(), not: true };
};