From 9bffe238bd97d1dc606c84f2dfc4c73c99b36eea Mon Sep 17 00:00:00 2001 From: Charlie Stanton Date: Thu, 20 Apr 2023 15:31:05 +0100 Subject: Properly exports all SubexASTs --- subex/subexast.go | 104 +++++++++++++++++++++++++++--------------------------- 1 file changed, 52 insertions(+), 52 deletions(-) (limited to 'subex/subexast.go') diff --git a/subex/subexast.go b/subex/subexast.go index bc80835..87686b1 100644 --- a/subex/subexast.go +++ b/subex/subexast.go @@ -12,64 +12,64 @@ type SubexAST interface { // Process the first subex, then the second, splitting the input text in two type SubexASTConcat struct { - first, second SubexAST + First, Second SubexAST } func (ast SubexASTConcat) compileWith(next SubexState) SubexState { - return ast.first.compileWith(ast.second.compileWith(next)) + return ast.First.compileWith(ast.Second.compileWith(next)) } func (ast SubexASTConcat) String() string { - return fmt.Sprintf("(%v)(%v)", ast.first, ast.second) + return fmt.Sprintf("(%v)(%v)", ast.First, ast.Second) } // Processing a subex and storing the output in a slot instead of outputting it type SubexASTStore struct { - match SubexAST - slot rune + Match SubexAST + Slot rune } func (ast SubexASTStore) compileWith(next SubexState) SubexState { return &SubexCaptureBeginState { - next: ast.match.compileWith(&SubexStoreEndState { - slot: ast.slot, + next: ast.Match.compileWith(&SubexStoreEndState { + slot: ast.Slot, next: next, }), } } func (ast SubexASTStore) String() string { - return fmt.Sprintf("$%c(%v)", ast.slot, ast.match) + return fmt.Sprintf("$%c(%v)", ast.Slot, ast.Match) } // Try to run the first subex, if it fails then backtrack and use the second type SubexASTOr struct { - first, second SubexAST + First, Second SubexAST } func (ast SubexASTOr) compileWith(next SubexState) SubexState { return &SubexGroupState { - ast.first.compileWith(next), - ast.second.compileWith(next), + ast.First.compileWith(next), + ast.Second.compileWith(next), } } type ConvexRange struct { - start, end int + Start, End int } func (cr ConvexRange) minmax() (int, int) { - if cr.start == -1 { - return cr.end, -1 - } else if cr.end == -1 { - return cr.start, -1 - } else if cr.start < cr.end { - return cr.start, cr.end + if cr.Start == -1 { + return cr.End, -1 + } else if cr.End == -1 { + return cr.Start, -1 + } else if cr.Start < cr.End { + return cr.Start, cr.End } else { - return cr.end, cr.start + return cr.End, cr.Start } } func (cr ConvexRange) decrement() ConvexRange { - if cr.start == -1 { - return ConvexRange{-1, cr.end - 1} - } else if cr.end == -1 { - return ConvexRange{cr.start - 1, -1} + if cr.Start == -1 { + return ConvexRange{-1, cr.End - 1} + } else if cr.End == -1 { + return ConvexRange{cr.Start - 1, -1} } else { - return ConvexRange{cr.start - 1, cr.end - 1} + return ConvexRange{cr.Start - 1, cr.End - 1} } } func (cr ConvexRange) compile(content SubexAST, next SubexState) SubexState { @@ -77,20 +77,20 @@ func (cr ConvexRange) compile(content SubexAST, next SubexState) SubexState { if min != 0 { return content.compileWith(cr.decrement().compile(content, next)) } - if cr.start == -1 { + if cr.Start == -1 { state := &SubexGroupState {nil, next} state.first = content.compileWith(state) return state } - if cr.end == -1 { + if cr.End == -1 { state := &SubexGroupState {next, nil} state.second = content.compileWith(state) return state } - if cr.end == 0 { + if cr.End == 0 { state := next; - for i := 0; i < cr.start; i += 1 { + for i := 0; i < cr.Start; i += 1 { state = &SubexGroupState { content.compileWith(state), next, @@ -99,7 +99,7 @@ func (cr ConvexRange) compile(content SubexAST, next SubexState) SubexState { return state } else { state := next; - for i := 0; i < cr.end; i += 1 { + for i := 0; i < cr.End; i += 1 { state = &SubexGroupState { next, content.compileWith(state), @@ -112,24 +112,24 @@ func (cr ConvexRange) compile(content SubexAST, next SubexState) SubexState { // Try to run the subex a number of times that is one of the numbers in the acceptable range // Prioritising the left type SubexASTRepeat struct { - content SubexAST - acceptable []ConvexRange + Content SubexAST + Acceptable []ConvexRange } func (ast SubexASTRepeat) compileWith(next SubexState) SubexState { var state SubexState = &SubexDeadState{} - for _, convex := range ast.acceptable { - state = &SubexGroupState {state, convex.compile(ast.content, next)} + for _, convex := range ast.Acceptable { + state = &SubexGroupState {state, convex.compile(ast.Content, next)} } return state } // Read in a single specific Atom and output it unchanged type SubexASTCopyAtom struct { - atom walk.Atom + Atom walk.Atom } func (ast SubexASTCopyAtom) compileWith(next SubexState) SubexState { return &SubexCopyAtomState{ - atom: ast.atom, + atom: ast.Atom, next: next, } } @@ -145,26 +145,26 @@ func (ast SubexASTCopyAny) String() string { // Output a series of Atoms without reading anything from input type SubexASTOutput struct { - replacement []OutputContent + Replacement []OutputContent } func (ast SubexASTOutput) compileWith(next SubexState) SubexState { return &SubexOutputState{ - content: ast.replacement, + content: ast.Replacement, next: next, } } // Read in a repeated subex separated by a delimiter. Greedy type SubexASTJoin struct { - content, delimiter SubexAST + Content, Delimiter SubexAST } func (ast SubexASTJoin) compileWith(next SubexState) SubexState { afterContentState := &SubexGroupState { nil, next, } - manyContentsState := ast.content.compileWith(afterContentState) - afterContentState.first = ast.delimiter.compileWith(manyContentsState) + manyContentsState := ast.Content.compileWith(afterContentState) + afterContentState.first = ast.Delimiter.compileWith(manyContentsState) return &SubexGroupState { manyContentsState, next, @@ -174,11 +174,11 @@ func (ast SubexASTJoin) compileWith(next SubexState) SubexState { // Run each input Atom through a map to produce an output Atom // Atoms not in the map cause this to not match type SubexASTRange struct { - parts map[walk.Atom]walk.Atom + Parts map[walk.Atom]walk.Atom } func (ast SubexASTRange) compileWith(next SubexState) SubexState { return &SubexRangeState { - parts: ast.parts, + parts: ast.Parts, next: next, } } @@ -186,11 +186,11 @@ func (ast SubexASTRange) compileWith(next SubexState) SubexState { // Run content, if content is a list of booleans, OR them, if all values are castable to numbers, sum them and output the total // Reject if neither of these cases match type SubexASTSum struct { - content SubexAST + Content SubexAST } func (ast SubexASTSum) compileWith(next SubexState) SubexState { return &SubexCaptureBeginState { - next: ast.content.compileWith(&SubexArithmeticEndState { + next: ast.Content.compileWith(&SubexArithmeticEndState { next: next, calculate: sumValues, }), @@ -199,11 +199,11 @@ func (ast SubexASTSum) compileWith(next SubexState) SubexState { // Like sum but for AND and product type SubexASTProduct struct { - content SubexAST + Content SubexAST } func (ast SubexASTProduct) compileWith(next SubexState) SubexState { return &SubexCaptureBeginState { - next: ast.content.compileWith(&SubexArithmeticEndState { + next: ast.Content.compileWith(&SubexArithmeticEndState { next: next, calculate: multiplyValues, }), @@ -213,11 +213,11 @@ func (ast SubexASTProduct) compileWith(next SubexState) SubexState { // Runs the content Subex, if all outputted atoms can be cast to numbers, outputs them all negated // Rejects if this fails type SubexASTNegate struct { - content SubexAST + Content SubexAST } func (ast SubexASTNegate) compileWith(next SubexState) SubexState { return &SubexCaptureBeginState { - next: ast.content.compileWith(&SubexArithmeticEndState { + next: ast.Content.compileWith(&SubexArithmeticEndState { next: next, calculate: negateValues, }), @@ -228,11 +228,11 @@ func (ast SubexASTNegate) compileWith(next SubexState) SubexState { // If it is a list of atoms castable to numbers, it takes the reciprocal of them all and outputs them // Else it rejects type SubexASTReciprocal struct { - content SubexAST + Content SubexAST } func (ast SubexASTReciprocal) compileWith(next SubexState) SubexState { return &SubexCaptureBeginState { - next: ast.content.compileWith(&SubexArithmeticEndState { + next: ast.Content.compileWith(&SubexArithmeticEndState { next: next, calculate: reciprocalValues, }), @@ -243,11 +243,11 @@ func (ast SubexASTReciprocal) compileWith(next SubexState) SubexState { // Maps over the values in the output, casting each to a boolean, notting each and then outputs them // Rejects if it cannot cast to boolean type SubexASTNot struct { - content SubexAST + Content SubexAST } func (ast SubexASTNot) compileWith(next SubexState) SubexState { return &SubexCaptureBeginState { - next: ast.content.compileWith(&SubexArithmeticEndState { + next: ast.Content.compileWith(&SubexArithmeticEndState { next: next, calculate: notValues, }), -- cgit v1.2.3