7 use hir::visitor::{self, Visitor};
8 use hir::{self, Hir, HirKind};
67     pub fn print<W: fmt::Write>(&mut self, hir: &Hir, wtr: W) -> fmt::Result {  in print()
68         visitor::visit(hir, Writer { printer: self, wtr: wtr })  in print()
86     fn visit_pre(&mut self, hir: &Hir) -> fmt::Result {  in visit_pre()
87         match *hir.kind() {  in visit_pre()
92             HirKind::Literal(hir::Literal::Unicode(c)) => {  in visit_pre()
95             HirKind::Literal(hir::Literal::Byte(b)) => {  in visit_pre()
98             HirKind::Class(hir::Class::Unicode(ref cls)) => {  in visit_pre()
111             HirKind::Class(hir::Class::Bytes(ref cls)) => {  in visit_pre()
124             HirKind::Anchor(hir::Anchor::StartLine) => {  in visit_pre()
127             HirKind::Anchor(hir::Anchor::EndLine) => {  in visit_pre()
130             HirKind::Anchor(hir::Anchor::StartText) => {  in visit_pre()
133             HirKind::Anchor(hir::Anchor::EndText) => {  in visit_pre()
136             HirKind::WordBoundary(hir::WordBoundary::Unicode) => {  in visit_pre()
139             HirKind::WordBoundary(hir::WordBoundary::UnicodeNegate) => {  in visit_pre()
142             HirKind::WordBoundary(hir::WordBoundary::Ascii) => {  in visit_pre()
145             HirKind::WordBoundary(hir::WordBoundary::AsciiNegate) => {  in visit_pre()
149                 hir::GroupKind::CaptureIndex(_) => {  in visit_pre()
152                 hir::GroupKind::CaptureName { ref name, .. } => {  in visit_pre()
155                 hir::GroupKind::NonCapturing => {  in visit_pre()
163     fn visit_post(&mut self, hir: &Hir) -> fmt::Result {  in visit_post()
164         match *hir.kind() {  in visit_post()
175                     hir::RepetitionKind::ZeroOrOne => {  in visit_post()
178                     hir::RepetitionKind::ZeroOrMore => {  in visit_post()
181                     hir::RepetitionKind::OneOrMore => {  in visit_post()
184                     hir::RepetitionKind::Range(ref x) => match *x {  in visit_post()
185                         hir::RepetitionRange::Exactly(m) => {  in visit_post()
188                         hir::RepetitionRange::AtLeast(m) => {  in visit_post()
191                         hir::RepetitionRange::Bounded(m, n) => {  in visit_post()
258         let hir = builder.build().parse(given).unwrap();  localVariable
262         printer.print(&hir, &mut dst).unwrap();