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do-while.ts
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do-while.ts
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import { Context } from '../../../src/common';
import { pass, fail } from '../../test-utils';
describe('Statements - Do while', () => {
fail('Statements - Do while (fail)', [
['do foo while (bar);', Context.None],
['do async \n f(){}; while (y)', Context.None],
['do async \n () => x; while(y)', Context.None],
['do async () \n => x; while(y)', Context.None],
['do let x = 1; while (false)', Context.None],
['do x, y while (z)', Context.None],
['do foo while (bar);', Context.None],
['do ()=>x while(c)', Context.None],
[
`do
a
b
while(c);`,
Context.None
],
['do let {} = y', Context.None],
['do debugger while(x) x', Context.None],
['do x: function s(){}while(y)', Context.None],
[
`do throw function (v, h) {
"use strict"
} while ((""))`,
Context.None
]
]);
pass('Statements - Do while (pass)', [
[
`do;while(0) 0;`,
Context.None,
{
body: [
{
body: {
type: 'EmptyStatement'
},
test: {
type: 'Literal',
value: 0
},
type: 'DoWhileStatement'
},
{
expression: {
type: 'Literal',
value: 0
},
type: 'ExpressionStatement'
}
],
sourceType: 'script',
type: 'Program'
}
],
[
`do x
while ({ [y]: {} ? null : false })`,
Context.OptionsRanges,
{
type: 'Program',
start: 0,
end: 44,
range: [0, 44],
body: [
{
type: 'DoWhileStatement',
start: 0,
end: 44,
range: [0, 44],
body: {
type: 'ExpressionStatement',
start: 3,
end: 4,
range: [3, 4],
expression: {
type: 'Identifier',
start: 3,
end: 4,
range: [3, 4],
name: 'x'
}
},
test: {
type: 'ObjectExpression',
start: 16,
end: 43,
range: [16, 43],
properties: [
{
type: 'Property',
start: 18,
end: 40,
range: [18, 40],
method: false,
shorthand: false,
computed: true,
key: {
type: 'Identifier',
start: 19,
end: 20,
range: [19, 20],
name: 'y'
},
value: {
type: 'ConditionalExpression',
start: 23,
end: 40,
range: [23, 40],
test: {
type: 'ObjectExpression',
start: 23,
end: 25,
range: [23, 25],
properties: []
},
consequent: {
type: 'Literal',
start: 28,
end: 32,
range: [28, 32],
value: null
},
alternate: {
type: 'Literal',
start: 35,
end: 40,
range: [35, 40],
value: false
}
},
kind: 'init'
}
]
}
}
],
sourceType: 'script'
}
],
[
'do async \n while (y)',
Context.None,
{
body: [
{
body: {
expression: {
name: 'async',
type: 'Identifier'
},
type: 'ExpressionStatement'
},
test: {
name: 'y',
type: 'Identifier'
},
type: 'DoWhileStatement'
}
],
sourceType: 'script',
type: 'Program'
}
],
[
'do async \n () \n while (y)',
Context.None,
{
body: [
{
body: {
expression: {
arguments: [],
callee: {
name: 'async',
type: 'Identifier'
},
type: 'CallExpression'
},
type: 'ExpressionStatement'
},
test: {
name: 'y',
type: 'Identifier'
},
type: 'DoWhileStatement'
}
],
sourceType: 'script',
type: 'Program'
}
],
[
'do while (x) continue \n while (x);',
Context.None,
{
body: [
{
body: {
body: {
label: null,
type: 'ContinueStatement'
},
test: {
name: 'x',
type: 'Identifier'
},
type: 'WhileStatement'
},
test: {
name: 'x',
type: 'Identifier'
},
type: 'DoWhileStatement'
}
],
sourceType: 'script',
type: 'Program'
}
],
[
`do if(x=>{});else n
while(y)`,
Context.OptionsRanges,
{
type: 'Program',
sourceType: 'script',
body: [
{
type: 'DoWhileStatement',
body: {
type: 'IfStatement',
test: {
type: 'ArrowFunctionExpression',
body: {
type: 'BlockStatement',
body: [],
start: 9,
end: 11,
range: [9, 11]
},
params: [
{
type: 'Identifier',
name: 'x',
start: 6,
end: 7,
range: [6, 7]
}
],
async: false,
expression: false,
start: 6,
end: 11,
range: [6, 11]
},
consequent: {
type: 'EmptyStatement',
start: 12,
end: 13,
range: [12, 13]
},
alternate: {
type: 'ExpressionStatement',
expression: {
type: 'Identifier',
name: 'n',
start: 18,
end: 19,
range: [18, 19]
},
start: 18,
end: 19,
range: [18, 19]
},
start: 3,
end: 19,
range: [3, 19]
},
test: {
type: 'Identifier',
name: 'y',
start: 32,
end: 33,
range: [32, 33]
},
start: 0,
end: 34,
range: [0, 34]
}
],
start: 0,
end: 34,
range: [0, 34]
}
],
[
`do
if(x=>{});
while(y)`,
Context.OptionsRanges,
{
type: 'Program',
sourceType: 'script',
body: [
{
type: 'DoWhileStatement',
body: {
type: 'IfStatement',
test: {
type: 'ArrowFunctionExpression',
body: {
type: 'BlockStatement',
body: [],
start: 15,
end: 17,
range: [15, 17]
},
params: [
{
type: 'Identifier',
name: 'x',
start: 12,
end: 13,
range: [12, 13]
}
],
async: false,
expression: false,
start: 12,
end: 17,
range: [12, 17]
},
consequent: {
type: 'EmptyStatement',
start: 18,
end: 19,
range: [18, 19]
},
alternate: null,
start: 9,
end: 19,
range: [9, 19]
},
test: {
type: 'Identifier',
name: 'y',
start: 30,
end: 31,
range: [30, 31]
},
start: 0,
end: 32,
range: [0, 32]
}
],
start: 0,
end: 32,
range: [0, 32]
}
],
[
`do
for((function(){});;)x
while(x);`,
Context.OptionsRanges,
{
type: 'Program',
sourceType: 'script',
body: [
{
type: 'DoWhileStatement',
body: {
type: 'ForStatement',
body: {
type: 'ExpressionStatement',
expression: {
type: 'Identifier',
name: 'x',
start: 30,
end: 31,
range: [30, 31]
},
start: 30,
end: 31,
range: [30, 31]
},
init: {
type: 'FunctionExpression',
params: [],
body: {
type: 'BlockStatement',
body: [],
start: 24,
end: 26,
range: [24, 26]
},
async: false,
generator: false,
id: null,
start: 14,
end: 26,
range: [14, 26]
},
test: null,
update: null,
start: 9,
end: 31,
range: [9, 31]
},
test: {
type: 'Identifier',
name: 'x',
start: 42,
end: 43,
range: [42, 43]
},
start: 0,
end: 45,
range: [0, 45]
}
],
start: 0,
end: 45,
range: [0, 45]
}
],
[
`do
(function(){})
while(y)`,
Context.OptionsRanges,
{
type: 'Program',
sourceType: 'script',
body: [
{
type: 'DoWhileStatement',
body: {
type: 'ExpressionStatement',
expression: {
type: 'FunctionExpression',
params: [],
body: {
type: 'BlockStatement',
body: [],
start: 22,
end: 24,
range: [22, 24]
},
async: false,
generator: false,
id: null,
start: 12,
end: 24,
range: [12, 24]
},
start: 11,
end: 25,
range: [11, 25]
},
test: {
type: 'Identifier',
name: 'y',
start: 38,
end: 39,
range: [38, 39]
},
start: 0,
end: 40,
range: [0, 40]
}
],
start: 0,
end: 40,
range: [0, 40]
}
],
[
'do h(function(){});while(x)',
Context.OptionsWebCompat,
{
type: 'Program',
sourceType: 'script',
body: [
{
type: 'DoWhileStatement',
body: {
type: 'ExpressionStatement',
expression: {
type: 'CallExpression',
callee: {
type: 'Identifier',
name: 'h'
},
arguments: [
{
type: 'FunctionExpression',
params: [],
body: {
type: 'BlockStatement',
body: []
},
async: false,
generator: false,
id: null
}
]
}
},
test: {
type: 'Identifier',
name: 'x'
}
}
]
}
],
[
'do if(8)function s(){}while(y)',
Context.OptionsWebCompat,
{
body: [
{
body: {
alternate: null,
consequent: {
async: false,
body: {
body: [],
type: 'BlockStatement'
},
generator: false,
id: {
name: 's',
type: 'Identifier'
},
params: [],
type: 'FunctionDeclaration'
},
test: {
type: 'Literal',
value: 8
},
type: 'IfStatement'
},
test: {
name: 'y',
type: 'Identifier'
},
type: 'DoWhileStatement'
}
],
sourceType: 'script',
type: 'Program'
}
],
[
`
do if(8)function s(){}
while(y)
`,
Context.OptionsWebCompat,
{
body: [
{
body: {
alternate: null,
consequent: {
async: false,
body: {
body: [],
type: 'BlockStatement'
},
generator: false,
id: {
name: 's',
type: 'Identifier'
},
params: [],
type: 'FunctionDeclaration'
},
test: {
type: 'Literal',
value: 8
},
type: 'IfStatement'
},
test: {
name: 'y',
type: 'Identifier'
},
type: 'DoWhileStatement'
}
],
sourceType: 'script',
type: 'Program'
}
],
[
`do
()=>x
while(c)`,
Context.OptionsWebCompat | Context.OptionsRanges,
{
type: 'Program',
sourceType: 'script',
body: [
{
type: 'DoWhileStatement',
body: {
type: 'ExpressionStatement',
expression: {
type: 'ArrowFunctionExpression',
body: {
type: 'Identifier',
name: 'x',
start: 13,
end: 14,
range: [13, 14]
},
params: [],
async: false,
expression: true,
start: 9,
end: 14,
range: [9, 14]
},
start: 9,
end: 14,
range: [9, 14]
},
test: {
type: 'Identifier',
name: 'c',
start: 25,
end: 26,
range: [25, 26]
},
start: 0,
end: 27,
range: [0, 27]
}
],
start: 0,
end: 27,
range: [0, 27]
}
],
[
'do foo; while (bar);',
Context.OptionsWebCompat | Context.OptionsRanges,
{
type: 'Program',
start: 0,
end: 20,
range: [0, 20],
body: [
{
type: 'DoWhileStatement',
start: 0,
end: 20,
range: [0, 20],
body: {
type: 'ExpressionStatement',
start: 3,
end: 7,
range: [3, 7],
expression: {
type: 'Identifier',
start: 3,
end: 6,
range: [3, 6],
name: 'foo'
}
},
test: {
type: 'Identifier',
start: 15,
end: 18,
range: [15, 18],
name: 'bar'
}
}
],
sourceType: 'script'
}
],
[
'do {} while (false) false',
Context.OptionsWebCompat,
{
type: 'Program',
sourceType: 'script',
body: [
{
type: 'DoWhileStatement',
body: {
type: 'BlockStatement',
body: []
},
test: {
type: 'Literal',
value: false
}
},
{
type: 'ExpressionStatement',
expression: {
type: 'Literal',
value: false
}
}
]
}
],
[
'do { } while (a); /^.*$/.test(b)',
Context.OptionsWebCompat,
{
type: 'Program',
sourceType: 'script',
body: [
{
type: 'DoWhileStatement',
body: {
type: 'BlockStatement',
body: []
},
test: {
type: 'Identifier',
name: 'a'
}
},
{
type: 'ExpressionStatement',
expression: {
type: 'CallExpression',
callee: {
type: 'MemberExpression',
object: {
type: 'Literal',
value: /^.*$/,
regex: {
pattern: '^.*$',
flags: ''
}
},
computed: false,
property: {
type: 'Identifier',
name: 'test'
}
},
arguments: [
{
type: 'Identifier',
name: 'b'
}
]
}
}
]
}
]
]);
});