forked from Orchid/orchid
17 lines
474 B
Rust
17 lines
474 B
Rust
use orchid_api::PhKind;
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use orchid_base::interner::Tok;
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use orchid_base::tree::Ph;
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use crate::macros::{MacTok, MacTree};
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/// Returns the name, priority and at_least_one of the expression if it is
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/// a vectorial placeholder
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#[must_use]
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pub fn vec_attrs(expr: &MacTree) -> Option<(Tok<String>, u8, bool)> {
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match (*expr.tok).clone() {
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MacTok::Ph(Ph { kind: PhKind::Vector { priority, at_least_one }, name }) =>
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Some((name, priority, at_least_one)),
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_ => None,
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}
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}
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