diff options
author | Charlie Stanton <charlie@shtanton.xyz> | 2023-04-20 12:33:04 +0100 |
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committer | Charlie Stanton <charlie@shtanton.xyz> | 2023-04-20 12:33:04 +0100 |
commit | db8800dcdac60a48ef4a4f084940581222e643ad (patch) | |
tree | e2fa532501fbe03fec801262b4e286d4a8323a24 /walk | |
parent | 3d5730276b8866c3458f163f3050fe2daea259e3 (diff) | |
download | stred-go-db8800dcdac60a48ef4a4f084940581222e643ad.tar |
Replaces the start and end terminals of strings with a single terminal, with " as a literal for it
Diffstat (limited to 'walk')
-rw-r--r-- | walk/walk.go | 21 |
1 files changed, 6 insertions, 15 deletions
diff --git a/walk/walk.go b/walk/walk.go index 72fbe11..5c1ca75 100644 --- a/walk/walk.go +++ b/walk/walk.go @@ -99,22 +99,19 @@ func (value ValueNumber) String() string { } func (value ValueNumber) atomness() {} -type StartString struct {} -func (value StartString) atomness() {} - -type EndString struct {} -func (value EndString) atomness() {} +type StringTerminal struct {} +func (value StringTerminal) atomness() {} type StringAtom rune func (value StringAtom) atomness() {} type ValueString string func (value ValueString) Pieces(out chan<- Atom) { - out<-StartString{} + out<-StringTerminal{} for _, char := range value { out<-StringAtom(char) } - out<-EndString{} + out<-StringTerminal{} } func (value ValueString) String() string { return fmt.Sprintf("\"%s\"", string(value)) @@ -456,7 +453,6 @@ type CompoundError int const ( CompoundRuneOutsideString CompoundError = iota - CompoundEndStringOutsideString CompoundUnknownAtom CompoundMissingEnd CompoundInvalidStringAtom @@ -466,8 +462,6 @@ func (err CompoundError) Error() string { switch err { case CompoundRuneOutsideString: return "Compound Error: Rune Outside String" - case CompoundEndStringOutsideString: - return "Compound Error: End String Outside String" case CompoundUnknownAtom: return "Compound Error: Unknown Atom" case CompoundMissingEnd: @@ -508,10 +502,7 @@ func Compound(in <-chan Atom) <-chan CompoundResult { case StringAtom: out<-CompoundResult{nil, CompoundRuneOutsideString} break outer - case EndString: - out<-CompoundResult{nil, CompoundEndStringOutsideString} - break outer - case StartString: + case StringTerminal: default: out<-CompoundResult{nil, CompoundUnknownAtom} break outer @@ -525,7 +516,7 @@ func Compound(in <-chan Atom) <-chan CompoundResult { break outer } switch v := atom.(type) { - case EndString: + case StringTerminal: break loop case StringAtom: builder.WriteRune(rune(v)) |