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improve static analysis

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This commit is contained in:
Dmitry Vasilev
2023-09-29 19:04:13 +03:00
parent 4c3d8dd93d
commit a255ba6067
2 changed files with 180 additions and 62 deletions
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106
test/test.js
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@@ -1244,7 +1244,100 @@ export const tests = [
1
)
}),
test('await only inside async fns', () => {
const parse_result = do_parse('function x() { await 1 }')
assert_equal(parse_result.ok, false)
}),
test('identifier has already been declared', () => {
const code = `
const x = 1
const x = 2
`
const i = test_initial_state(code)
assert_equal(i.parse_result.ok, false)
assert_equal(
i.parse_result.problems,
[
{
index: code.indexOf('x = 2'),
length: 1,
message: "Identifier 'x' has already been declared",
module: '',
}
]
)
}),
test('identifier has already been declared fn decl', () => {
const code = `
const x = 1
function x() {
}
`
const i = test_initial_state(code)
assert_equal(i.parse_result.ok, false)
assert_equal(
i.parse_result.problems,
[
{
index: code.indexOf('function x()'),
length: 1,
message: "Identifier 'x' has already been declared",
module: '',
}
]
)
}),
test('identifier has already been declared export', () => {
const code = `
export const x = 1
function x() {
}
`
const i = test_initial_state(code)
assert_equal(i.parse_result.ok, false)
assert_equal(
i.parse_result.problems,
[
{
index: code.indexOf('function x()'),
length: 1,
message: "Identifier 'x' has already been declared",
module: '',
}
]
)
}),
test('identifier has already been declared import', () => {
const code = {
'': `
import {x} from 'x.js'
function x() {
}
`,
'x.js': `
export const x = 1
`
}
const i = test_initial_state(code)
assert_equal(i.parse_result.ok, false)
assert_equal(
i.parse_result.problems,
[
{
index: code[''].indexOf('function x()'),
length: 1,
message: "Identifier 'x' has already been declared",
module: '',
}
]
)
}),
test('function decl', () => {
const code = `
function fib(n) {
@@ -1265,17 +1358,6 @@ export const tests = [
assert_equal(s2.active_calltree_node.value, 5)
}),
/*
test('await only in async', () => {
const code = `
() => {
await 1
}
`
console.log(do_parse(code).problems[0])
//return assert_equal(do_parse(code).problems[0].message, 'undeclared identifier: x')
}),
*/
/*
TODO use before assignment