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6 | "use strict";
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7 |
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8 | const UnsupportedFeatureWarning = require("../UnsupportedFeatureWarning");
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9 | const ConstDependency = require("../dependencies/ConstDependency");
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10 | const BasicEvaluatedExpression = require("./BasicEvaluatedExpression");
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21 |
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22 | exports.toConstantDependency = (parser, value, runtimeRequirements) => {
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23 | return function constDependency(expr) {
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24 | const dep = new ConstDependency(value, expr.range, runtimeRequirements);
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25 | dep.loc = expr.loc;
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26 | parser.state.module.addPresentationalDependency(dep);
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27 | return true;
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28 | };
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29 | };
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30 |
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34 |
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35 | exports.evaluateToString = value => {
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36 | return function stringExpression(expr) {
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37 | return new BasicEvaluatedExpression().setString(value).setRange(expr.range);
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38 | };
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39 | };
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40 |
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42 |
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43 |
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44 |
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45 | exports.evaluateToNumber = value => {
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46 | return function stringExpression(expr) {
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47 | return new BasicEvaluatedExpression().setNumber(value).setRange(expr.range);
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48 | };
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49 | };
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50 |
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51 |
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52 |
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53 |
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54 |
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55 | exports.evaluateToBoolean = value => {
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56 | return function booleanExpression(expr) {
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57 | return new BasicEvaluatedExpression()
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58 | .setBoolean(value)
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59 | .setRange(expr.range);
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60 | };
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61 | };
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69 |
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70 | exports.evaluateToIdentifier = (identifier, rootInfo, getMembers, truthy) => {
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71 | return function identifierExpression(expr) {
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72 | let evaluatedExpression = new BasicEvaluatedExpression()
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73 | .setIdentifier(identifier, rootInfo, getMembers)
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74 | .setSideEffects(false)
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75 | .setRange(expr.range);
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76 | switch (truthy) {
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77 | case true:
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78 | evaluatedExpression.setTruthy();
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79 | break;
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80 | case null:
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81 | evaluatedExpression.setNullish(true);
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82 | break;
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83 | case false:
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84 | evaluatedExpression.setFalsy();
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85 | break;
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86 | }
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87 |
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88 | return evaluatedExpression;
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89 | };
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90 | };
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91 |
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92 | exports.expressionIsUnsupported = (parser, message) => {
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93 | return function unsupportedExpression(expr) {
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94 | const dep = new ConstDependency("(void 0)", expr.range, null);
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95 | dep.loc = expr.loc;
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96 | parser.state.module.addPresentationalDependency(dep);
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97 | if (!parser.state.module) return;
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98 | parser.state.module.addWarning(
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99 | new UnsupportedFeatureWarning(message, expr.loc)
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100 | );
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101 | return true;
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102 | };
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103 | };
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104 |
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105 | exports.skipTraversal = () => true;
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106 |
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107 | exports.approve = () => true;
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