Class: SyntaxTree::BodyStmt
Overview
bodystmt can’t actually determine its bounds appropriately because it doesn’t necessarily know where it started. So the parent node needs to report back down into this one where it goes.
Instance Attribute Summary collapse
-
#comments ⇒ Object
readonly
- Array[ Comment | EmbDoc ]
-
the comments attached to this node.
-
#else_clause ⇒ Object
readonly
- nil | Statements
-
the optional set of statements inside the else clause.
-
#else_keyword ⇒ Object
readonly
- nil | Kw
-
the optional else keyword.
-
#ensure_clause ⇒ Object
readonly
- nil | Ensure
-
the optional ensure clause.
-
#rescue_clause ⇒ Object
readonly
- nil | Rescue
-
the optional rescue chain attached to the begin clause.
-
#statements ⇒ Object
readonly
- Statements
-
the list of statements inside the begin clause.
Attributes inherited from Node
Instance Method Summary collapse
- #accept(visitor) ⇒ Object
- #bind(start_char, start_column, end_char, end_column) ⇒ Object
- #child_nodes ⇒ Object (also: #deconstruct)
- #deconstruct_keys(_keys) ⇒ Object
- #empty? ⇒ Boolean
- #format(q) ⇒ Object
-
#initialize(statements:, rescue_clause:, else_keyword:, else_clause:, ensure_clause:, location:, comments: []) ⇒ BodyStmt
constructor
A new instance of BodyStmt.
Methods inherited from Node
#construct_keys, #pretty_print, #to_json
Constructor Details
#initialize(statements:, rescue_clause:, else_keyword:, else_clause:, ensure_clause:, location:, comments: []) ⇒ BodyStmt
Returns a new instance of BodyStmt.
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# File 'lib/syntax_tree/node.rb', line 1778 def initialize( statements:, rescue_clause:, else_keyword:, else_clause:, ensure_clause:, location:, comments: [] ) @statements = statements @rescue_clause = rescue_clause @else_keyword = else_keyword @else_clause = else_clause @ensure_clause = ensure_clause @location = location @comments = comments end |
Instance Attribute Details
#comments ⇒ Object (readonly)
- Array[ Comment | EmbDoc ]
-
the comments attached to this node
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# File 'lib/syntax_tree/node.rb', line 1776 def comments @comments end |
#else_clause ⇒ Object (readonly)
- nil | Statements
-
the optional set of statements inside the else clause
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# File 'lib/syntax_tree/node.rb', line 1770 def else_clause @else_clause end |
#else_keyword ⇒ Object (readonly)
- nil | Kw
-
the optional else keyword
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# File 'lib/syntax_tree/node.rb', line 1767 def else_keyword @else_keyword end |
#ensure_clause ⇒ Object (readonly)
- nil | Ensure
-
the optional ensure clause
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# File 'lib/syntax_tree/node.rb', line 1773 def ensure_clause @ensure_clause end |
#rescue_clause ⇒ Object (readonly)
- nil | Rescue
-
the optional rescue chain attached to the begin clause
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# File 'lib/syntax_tree/node.rb', line 1764 def rescue_clause @rescue_clause end |
#statements ⇒ Object (readonly)
- Statements
-
the list of statements inside the begin clause
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# File 'lib/syntax_tree/node.rb', line 1761 def statements @statements end |
Instance Method Details
#accept(visitor) ⇒ Object
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# File 'lib/syntax_tree/node.rb', line 1832 def accept(visitor) visitor.visit_bodystmt(self) end |
#bind(start_char, start_column, end_char, end_column) ⇒ Object
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# File 'lib/syntax_tree/node.rb', line 1796 def bind(start_char, start_column, end_char, end_column) @location = Location.new( start_line: location.start_line, start_char: start_char, start_column: start_column, end_line: location.end_line, end_char: end_char, end_column: end_column ) parts = [rescue_clause, else_clause, ensure_clause] # Here we're going to determine the bounds for the statements consequent = parts.compact.first statements.bind( start_char, start_column, consequent ? consequent.location.start_char : end_char, consequent ? consequent.location.start_column : end_column ) # Next we're going to determine the rescue clause if there is one if rescue_clause consequent = parts.drop(1).compact.first rescue_clause.bind_end( consequent ? consequent.location.start_char : end_char, consequent ? consequent.location.start_column : end_column ) end end |
#child_nodes ⇒ Object Also known as: deconstruct
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# File 'lib/syntax_tree/node.rb', line 1836 def child_nodes [statements, rescue_clause, else_keyword, else_clause, ensure_clause] end |
#deconstruct_keys(_keys) ⇒ Object
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# File 'lib/syntax_tree/node.rb', line 1842 def deconstruct_keys(_keys) { statements: statements, rescue_clause: rescue_clause, else_clause: else_clause, ensure_clause: ensure_clause, location: location, comments: comments } end |
#empty? ⇒ Boolean
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# File 'lib/syntax_tree/node.rb', line 1828 def empty? statements.empty? && !rescue_clause && !else_clause && !ensure_clause end |
#format(q) ⇒ Object
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# File 'lib/syntax_tree/node.rb', line 1853 def format(q) q.group do q.format(statements) unless statements.empty? if rescue_clause q.nest(-2) do q.breakable(force: true) q.format(rescue_clause) end end if else_clause q.nest(-2) do q.breakable(force: true) q.format(else_keyword) end unless else_clause.empty? q.breakable(force: true) q.format(else_clause) end end if ensure_clause q.nest(-2) do q.breakable(force: true) q.format(ensure_clause) end end end end |