class Prism::RegularExpressionNode
Represents a regular expression literal with no interpolation.
/foo/i ^^^^^^
Public Class Methods
Source
# File lib/prism/node.rb, line 21031 def initialize(source, node_id, location, flags, opening_loc, content_loc, closing_loc, unescaped) @source = source @node_id = node_id @location = location @flags = flags @opening_loc = opening_loc @content_loc = content_loc @closing_loc = closing_loc @unescaped = unescaped end
Initialize a new RegularExpressionNode node.
Public Instance Methods
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# File lib/prism/node.rb, line 21233 def unescaped @unescaped end
Returns the unescaped attribute.
Flags
Public Instance Methods
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# File lib/prism/node.rb, line 21141 def ascii_8bit? flags.anybits?(RegularExpressionFlags::ASCII_8BIT) end
n - forces the ASCII-8BIT encoding
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# File lib/prism/node.rb, line 21135 def euc_jp? flags.anybits?(RegularExpressionFlags::EUC_JP) end
e - forces the EUC-JP encoding
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# File lib/prism/node.rb, line 21117 def extended? flags.anybits?(RegularExpressionFlags::EXTENDED) end
x - ignores whitespace and allows comments in regular expressions
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# File lib/prism/node.rb, line 21165 def forced_binary_encoding? flags.anybits?(RegularExpressionFlags::FORCED_BINARY_ENCODING) end
internal bytes forced the encoding to binary
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# File lib/prism/node.rb, line 21171 def forced_us_ascii_encoding? flags.anybits?(RegularExpressionFlags::FORCED_US_ASCII_ENCODING) end
internal bytes forced the encoding to US-ASCII
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# File lib/prism/node.rb, line 21159 def forced_utf8_encoding? flags.anybits?(RegularExpressionFlags::FORCED_UTF8_ENCODING) end
internal bytes forced the encoding to UTF-8
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# File lib/prism/node.rb, line 21111 def ignore_case? flags.anybits?(RegularExpressionFlags::IGNORE_CASE) end
i - ignores the case of characters when matching
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# File lib/prism/node.rb, line 21123 def multi_line? flags.anybits?(RegularExpressionFlags::MULTI_LINE) end
m - allows $ to match the end of lines within strings
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# File lib/prism/node.rb, line 21129 def once? flags.anybits?(RegularExpressionFlags::ONCE) end
o - only interpolates values into the regular expression once
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# File lib/prism/node.rb, line 21153 def utf_8? flags.anybits?(RegularExpressionFlags::UTF_8) end
u - forces the UTF-8 encoding
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# File lib/prism/node.rb, line 21147 def windows_31j? flags.anybits?(RegularExpressionFlags::WINDOWS_31J) end
s - forces the Windows-31J encoding
Locations
Public Instance Methods
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# File lib/prism/node.rb, line 21216 def closing_loc location = @closing_loc return location if location.is_a?(Location) @closing_loc = Location.new(source, location >> 32, location & 0xFFFFFFFF) end
Returns the Location represented by closing_loc.
Source
# File lib/prism/node.rb, line 21198 def content_loc location = @content_loc return location if location.is_a?(Location) @content_loc = Location.new(source, location >> 32, location & 0xFFFFFFFF) end
Returns the Location represented by content_loc.
Source
# File lib/prism/node.rb, line 21180 def opening_loc location = @opening_loc return location if location.is_a?(Location) @opening_loc = Location.new(source, location >> 32, location & 0xFFFFFFFF) end
Returns the Location represented by opening_loc.
Node Interface
Public Class Methods
Public Instance Methods
Source
# File lib/prism/node.rb, line 21054 def accept(visitor) visitor.visit_regular_expression_node(self) end
See Node.accept.
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# File lib/prism/node.rb, line 21059 def child_nodes [] end
See Node.child_nodes.
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# File lib/prism/node.rb, line 21075 def comment_targets [opening_loc, content_loc, closing_loc] #: Array[Prism::node | Location] end
See Node.comment_targets.
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# File lib/prism/node.rb, line 21070 def compact_child_nodes [] end
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# File lib/prism/node.rb, line 21083 def copy(node_id: self.node_id, location: self.location, flags: self.flags, opening_loc: self.opening_loc, content_loc: self.content_loc, closing_loc: self.closing_loc, unescaped: self.unescaped) RegularExpressionNode.new(source, node_id, location, flags, opening_loc, content_loc, closing_loc, unescaped) end
Creates a copy of self with the given fields, using self as the template.
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# File lib/prism/node.rb, line 21064 def each_child_node return to_enum(:each_child_node) unless block_given? end
See Node.each_child_node.
Repository
Public Instance Methods
Source
# File lib/prism/node.rb, line 21225 def save_closing_loc(repository) repository.enter(node_id, :closing_loc) end
Save the closing_loc location using the given saved source so that it can be retrieved later.
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# File lib/prism/node.rb, line 21207 def save_content_loc(repository) repository.enter(node_id, :content_loc) end
Save the content_loc location using the given saved source so that it can be retrieved later.
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# File lib/prism/node.rb, line 21189 def save_opening_loc(repository) repository.enter(node_id, :opening_loc) end
Save the opening_loc location using the given saved source so that it can be retrieved later.
Slicing
Public Instance Methods
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# File lib/prism/node.rb, line 21259 def closing closing_loc.slice end
Slice the location of closing_loc from the source.
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# File lib/prism/node.rb, line 21251 def content content_loc.slice end
Slice the location of content_loc from the source.
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# File lib/prism/node.rb, line 21243 def opening opening_loc.slice end
Slice the location of opening_loc from the source.