65 lines
1.9 KiB
Rust
65 lines
1.9 KiB
Rust
use crate::ast::{BoundedSeparated, Call, Expr, Ident, Lit, Space, TableLitElem};
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// TODO Add span for just the parentheses to ast, or limit span to parentheses
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impl Call {
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pub fn desugar(self) -> (Expr, bool) {
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match self {
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Self::Arg {
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expr,
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s0: _,
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s1: _,
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arg,
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s2: _,
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span,
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} => {
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let call = TableLitElem::Named {
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name: Ident::new("call", span),
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s0: Space::empty(span),
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s1: Space::empty(span),
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value: expr,
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span,
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};
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let arg = TableLitElem::Named {
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name: Ident::new("arg", span),
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s0: Space::empty(span),
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s1: Space::empty(span),
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value: arg,
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span,
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};
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let new =
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Lit::Table(BoundedSeparated::new(span).then(call).then(arg).table_lit()).expr();
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(new, true)
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}
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Self::NoArg { expr, s0, s1, span } => {
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let new = Self::Arg {
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expr,
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s0,
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s1,
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arg: Lit::Nil(span).expr().boxed(),
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s2: Space::empty(span),
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span,
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};
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(new.expr(), true)
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}
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Self::Constr {
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expr,
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s0,
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constr,
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span,
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} => {
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let new = Self::Arg {
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expr,
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s0,
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s1: Space::empty(span),
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arg: constr.expr().boxed(),
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s2: Space::empty(span),
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span,
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};
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(new.expr(), true)
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}
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}
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}
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}
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