regex_dfa_gen::nfa

Struct NfaBuilder

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pub struct NfaBuilder { /* private fields */ }
Expand description

use NfaBuilder::to_nfa to get the nfa.

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impl NfaBuilder

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pub fn new() -> Self

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pub fn from_ast(&mut self, ast: &AstNode) -> NfaStateNode

build nfa from AST.

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pub fn set_end(&mut self, node: &NfaStateNode, end_num: usize)

set the end at the end of Nfa nodes.

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pub fn options(&mut self, nodes: Vec<NfaStateNode>) -> NfaStateNode

equal to regex ( node1 | node2 ... ).

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pub fn to_nfa(self, node: NfaStateNode) -> Nfa

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pub fn len(&self) -> usize

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