Class: SexpPath::SexpResult

Inherits:
Hash
  • Object
show all
Defined in:
lib/sexp_path/sexp_result.rb

Overview

Wraps the results of a SexpPath query. The matching Sexp is placed in SexpResult#sexp. Any named captures will be available with SexpResult#[].

For instance:

res = s(:a) / Q?{ s( _ % 'name') }

res.first.sexp == s(:a) 
res.first['name'] == :a

Instance Attribute Summary collapse

Instance Method Summary collapse

Constructor Details

#initialize(sexp, data = {}) ⇒ SexpResult

Returns a new instance of SexpResult.



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# File 'lib/sexp_path/sexp_result.rb', line 16

def initialize(sexp, data={})
  @sexp = sexp
  merge! data
end

Instance Attribute Details

#sexp ⇒ Object

Matched Sexp



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# File 'lib/sexp_path/sexp_result.rb', line 14

def sexp
  @sexp
end

Instance Method Details

#inspect ⇒ Object 



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# File 'lib/sexp_path/sexp_result.rb', line 37

def inspect
  "#{@sexp} #{super}"
end

#search(pattern, data = {}) ⇒ Object Also known as: /

Shortcut for querying directly against a result's Sexp.



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# File 'lib/sexp_path/sexp_result.rb', line 23

def search(pattern, data={})
  @sexp.search(pattern,data)
end

#to_s ⇒ Object 



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# File 'lib/sexp_path/sexp_result.rb', line 28

def to_s
  if empty?
    @sexp.to_s
  else
    matches = self.map{|k,v| "#{k}:#{v}"}.join(", ")
    "#{@sexp} [#{matches}]"
  end
end