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import { Expr, parse } from '../src/parser'
describe('parser', () => {
it('should parse function call', () => {
expect(parse('hello()')).toEqual([Expr.Call({ name: 'hello', args: [] })])
expect(parse('hello ( wow , foo ) ')).toEqual([
Expr.Call({
name: 'hello',
args: [Expr.Identifier('wow'), Expr.Identifier('foo')],
}),
])
expect(parse('hello(wow,foo)')).toEqual([
Expr.Call({
name: 'hello',
args: [Expr.Identifier('wow'), Expr.Identifier('foo')],
}),
])
expect(parse('hello(wow,foo, coolio)')).toEqual([
Expr.Call({
name: 'hello',
args: [
Expr.Identifier('wow'),
Expr.Identifier('foo'),
Expr.Identifier('coolio'),
],
}),
])
expect(parse('hello(wow)')).toEqual([
Expr.Call({ name: 'hello', args: [Expr.Identifier('wow')] }),
])
})
it('should parse sequential function calls', () => {
expect(parse('hello(world) foo-doo(bar, baz)')).toEqual([
Expr.Call({
name: 'hello',
args: [Expr.Identifier('world')],
}),
Expr.Call({
name: 'foo-doo',
args: [Expr.Identifier('bar'), Expr.Identifier('baz')],
}),
])
})
it('should parse string literal', () => {
expect(parse(`"hello world toodles \' nice single quote there"`)).toEqual([
Expr.LiteralString(`hello world toodles \' nice single quote there`),
])
expect(parse(` 'hello world toodles \" nice double quote there' `)).toEqual(
[Expr.LiteralString(`hello world toodles \" nice double quote there`)],
)
})
it('should parse var identifiers', () => {
expect(parse(`var(--hello, 'default')`)).toEqual([
Expr.Call({
name: 'var',
args: [Expr.VarIdentifier('--hello'), Expr.LiteralString(`default`)],
}),
])
expect(parse(`calc(var(--hello))`)).toEqual([
Expr.Call({
name: 'calc',
args: [
Expr.Call({
name: 'var',
args: [Expr.VarIdentifier('--hello')],
}),
],
}),
])
expect(parse(`update(state-container, --count, var(--count))`)).toEqual([
Expr.Call({
name: 'update',
args: [
Expr.Identifier('state-container'),
Expr.VarIdentifier('--count'),
Expr.Call({
name: 'var',
args: [Expr.VarIdentifier('--count')],
}),
],
}),
])
})
it('should parse number and css units', () => {
expect(parse(`100`)).toEqual([Expr.LiteralNumber({ value: 100, unit: '' })])
expect(parse(`100s`)).toEqual([
Expr.LiteralNumber({ value: 100, unit: 's' }),
])
expect(parse(`100ms`)).toEqual([
Expr.LiteralNumber({ value: 100, unit: 'ms' }),
])
expect(parse(`3.82`)).toEqual([
Expr.LiteralNumber({ value: 3.82, unit: '' }),
])
expect(parse(`3.82s`)).toEqual([
Expr.LiteralNumber({ value: 3.82, unit: 's' }),
])
expect(parse(`3.82ms`)).toEqual([
Expr.LiteralNumber({ value: 3.82, unit: 'ms' }),
])
expect(parse(`-100`)).toEqual([
Expr.LiteralNumber({ value: -100, unit: '' }),
])
expect(parse(`-100s`)).toEqual([
Expr.LiteralNumber({ value: -100, unit: 's' }),
])
expect(parse(`-100ms`)).toEqual([
Expr.LiteralNumber({ value: -100, unit: 'ms' }),
])
expect(parse(`-3.82`)).toEqual([
Expr.LiteralNumber({ value: -3.82, unit: '' }),
])
expect(parse(`-3.82s`)).toEqual([
Expr.LiteralNumber({ value: -3.82, unit: 's' }),
])
expect(parse(`-3.82ms`)).toEqual([
Expr.LiteralNumber({ value: -3.82, unit: 'ms' }),
])
})
})
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