| 1 |
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| 2 | var coerceLiteral, coerceNestedLiteral, detectSuccessful;
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| 3 |
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| 4 | detectSuccessful = require('./utils').detectSuccessful;
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| 5 |
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| 6 | coerceLiteral = function(literal, typeName, cb) {
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| 7 | switch (typeName) {
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| 8 | case 'number':
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| 9 | if (isNaN(literal)) {
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| 10 | return cb(new Error("Literal '" + literal + "' is not a number."));
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| 11 | }
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| 12 | return cb(null, parseFloat(literal, 10));
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| 13 | case 'boolean':
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| 14 | if (literal !== 'true' && literal !== 'false') {
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| 15 | return cb(new Error("Literal '" + literal + "' is not 'true' or 'false'."));
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| 16 | }
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| 17 | return cb(null, literal === 'true');
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| 18 | default:
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| 19 | if (typeName === 'string' || !typeName) {
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| 20 | return cb(null, literal);
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| 21 | }
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| 22 | return cb(new Error("Literal '" + literal + "' can't have type '" + typeName + "'."));
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| 23 | }
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| 24 | };
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| 25 |
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| 26 | coerceNestedLiteral = function(literal, typeNames, cb) {
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| 27 | if (!(typeNames != null ? typeNames.length : void 0)) {
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| 28 | typeNames = [void 0];
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| 29 | }
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| 30 | return detectSuccessful(typeNames, function(typeName, next) {
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| 31 | return coerceLiteral(literal, typeName, next);
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| 32 | }, cb);
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| 33 | };
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| 34 |
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| 35 | module.exports = {
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| 36 | coerceLiteral: coerceLiteral,
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| 37 | coerceNestedLiteral: coerceNestedLiteral
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| 38 | };
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