Module: SgfGrammar
- Includes:
- Treetop::Runtime
- Included in:
- SgfGrammarParser
- Defined in:
- lib/grammar/sgf-grammar.rb
Defined Under Namespace
Modules: Chunk0, Chunk1, Node0, Node1, Property0, PropertyBracket0, PropertySet0, PropertySet1
Instance Method Summary
collapse
Instance Method Details
#_nt_chunk ⇒ Object
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# File 'lib/grammar/sgf-grammar.rb', line 138
def _nt_chunk
start_index = index
if node_cache[:chunk].has_key?(index)
cached = node_cache[:chunk][index]
@index = cached.interval.end if cached
return cached
end
i0, s0 = index, []
if input.index(';', index) == index
r1 = (SyntaxNode).new(input, index...(index + 1))
@index += 1
else
terminal_parse_failure(';')
r1 = nil
end
s0 << r1
if r1
r2 = _nt_sp
s0 << r2
if r2
s3, i3 = [], index
loop do
r4 = _nt_property_set
if r4
s3 << r4
else
break
end
end
r3 = SyntaxNode.new(input, i3...index, s3)
s0 << r3
if r3
r5 = _nt_sp
s0 << r5
end
end
end
if s0.last
r0 = (SyntaxNode).new(input, i0...index, s0)
r0.extend(Chunk0)
r0.extend(Chunk1)
else
self.index = i0
r0 = nil
end
node_cache[:chunk][start_index] = r0
return r0
end
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#_nt_node ⇒ Object
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# File 'lib/grammar/sgf-grammar.rb', line 42
def _nt_node
start_index = index
if node_cache[:node].has_key?(index)
cached = node_cache[:node][index]
@index = cached.interval.end if cached
return cached
end
i0, s0 = index, []
if input.index('(', index) == index
r1 = (SyntaxNode).new(input, index...(index + 1))
@index += 1
else
terminal_parse_failure('(')
r1 = nil
end
s0 << r1
if r1
r2 = _nt_sp
s0 << r2
if r2
s3, i3 = [], index
loop do
r4 = _nt_chunk
if r4
s3 << r4
else
break
end
end
r3 = SyntaxNode.new(input, i3...index, s3)
s0 << r3
if r3
r5 = _nt_sp
s0 << r5
if r5
if input.index(')', index) == index
r6 = (SyntaxNode).new(input, index...(index + 1))
@index += 1
else
terminal_parse_failure(')')
r6 = nil
end
s0 << r6
if r6
r7 = _nt_sp
s0 << r7
end
end
end
end
end
if s0.last
r0 = (SyntaxNode).new(input, i0...index, s0)
r0.extend(Node0)
r0.extend(Node1)
else
self.index = i0
r0 = nil
end
node_cache[:node][start_index] = r0
return r0
end
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#_nt_property ⇒ Object
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# File 'lib/grammar/sgf-grammar.rb', line 330
def _nt_property
start_index = index
if node_cache[:property].has_key?(index)
cached = node_cache[:property][index]
@index = cached.interval.end if cached
return cached
end
i0 = index
s1, i1 = [], index
loop do
if input.index(Regexp.new('[A-Z]'), index) == index
r2 = (SyntaxNode).new(input, index...(index + 1))
@index += 1
else
r2 = nil
end
if r2
s1 << r2
else
break
end
end
if s1.empty?
self.index = i1
r1 = nil
else
r1 = SyntaxNode.new(input, i1...index, s1)
end
if r1
r0 = r1
else
i3, s3 = index, []
if input.index(Regexp.new('[A-Z]'), index) == index
r4 = (SyntaxNode).new(input, index...(index + 1))
@index += 1
else
r4 = nil
end
s3 << r4
if r4
r5 = _nt_sp
s3 << r5
end
if s3.last
r3 = (SyntaxNode).new(input, i3...index, s3)
r3.extend(Property0)
else
self.index = i3
r3 = nil
end
if r3
r0 = r3
else
self.index = i0
r0 = nil
end
end
node_cache[:property][start_index] = r0
return r0
end
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#_nt_property_bracket ⇒ Object
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# File 'lib/grammar/sgf-grammar.rb', line 254
def _nt_property_bracket
start_index = index
if node_cache[:property_bracket].has_key?(index)
cached = node_cache[:property_bracket][index]
@index = cached.interval.end if cached
return cached
end
i0, s0 = index, []
if input.index('[', index) == index
r1 = (SyntaxNode).new(input, index...(index + 1))
@index += 1
else
terminal_parse_failure('[')
r1 = nil
end
s0 << r1
if r1
s2, i2 = [], index
loop do
i3 = index
if input.index(Regexp.new('[^\\[\\]]'), index) == index
r4 = (SyntaxNode).new(input, index...(index + 1))
@index += 1
else
r4 = nil
end
if r4
r3 = r4
else
r5 = _nt_property_bracket
if r5
r3 = r5
else
self.index = i3
r3 = nil
end
end
if r3
s2 << r3
else
break
end
end
r2 = SyntaxNode.new(input, i2...index, s2)
s0 << r2
if r2
if input.index(']', index) == index
r6 = (SyntaxNode).new(input, index...(index + 1))
@index += 1
else
terminal_parse_failure(']')
r6 = nil
end
s0 << r6
end
end
if s0.last
r0 = (SyntaxNode).new(input, i0...index, s0)
r0.extend(PropertyBracket0)
else
self.index = i0
r0 = nil
end
node_cache[:property_bracket][start_index] = r0
return r0
end
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#_nt_property_set ⇒ Object
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# File 'lib/grammar/sgf-grammar.rb', line 209
def _nt_property_set
start_index = index
if node_cache[:property_set].has_key?(index)
cached = node_cache[:property_set][index]
@index = cached.interval.end if cached
return cached
end
i0, s0 = index, []
r1 = _nt_property
s0 << r1
if r1
s2, i2 = [], index
loop do
r3 = _nt_property_bracket
if r3
s2 << r3
else
break
end
end
r2 = SyntaxNode.new(input, i2...index, s2)
s0 << r2
if r2
r4 = _nt_sp
s0 << r4
end
end
if s0.last
r0 = (SyntaxNode).new(input, i0...index, s0)
r0.extend(PropertySet0)
r0.extend(PropertySet1)
else
self.index = i0
r0 = nil
end
node_cache[:property_set][start_index] = r0
return r0
end
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#_nt_sp ⇒ Object
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# File 'lib/grammar/sgf-grammar.rb', line 394
def _nt_sp
start_index = index
if node_cache[:sp].has_key?(index)
cached = node_cache[:sp][index]
@index = cached.interval.end if cached
return cached
end
s0, i0 = [], index
loop do
if input.index(Regexp.new('[\\r\\n\\t ]'), index) == index
r1 = (SyntaxNode).new(input, index...(index + 1))
@index += 1
else
r1 = nil
end
if r1
s0 << r1
else
break
end
end
r0 = SyntaxNode.new(input, i0...index, s0)
node_cache[:sp][start_index] = r0
return r0
end
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#root ⇒ Object
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# File 'lib/grammar/sgf-grammar.rb', line 4
def root
@root || :node
end
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