(CommandList
  children: [
    (Assignment
      keyword: Assign_None
      pairs: [(assign_pair lhs:(LhsName name:pkgname) op:Equal rhs:{(libre2)} spids:[6])]
      spids: [6]
    )
    (Assignment
      keyword: Assign_None
      pairs: [(assign_pair lhs:(LhsName name:_pkgname) op:Equal rhs:{(re2)} spids:[9])]
      spids: [9]
    )
    (Assignment
      keyword: Assign_None
      pairs: [(assign_pair lhs:(LhsName name:pkgver) op:Equal rhs:{(2017.08.01)} spids:[12])]
      spids: [12]
    )
    (Assignment
      keyword: Assign_None
      pairs: [
        (assign_pair
          lhs: (LhsName name:_pkgver)
          op: Equal
          rhs: 
            {
              (BracedVarSub
                token: <VSub_Name pkgver>
                suffix_op: 
                  (PatSub
                    pat: {(.)}
                    replace: {(-)}
                    do_all: True
                    do_prefix: False
                    do_suffix: False
                  )
                spids: [16 23]
              )
            }
          spids: [15]
        )
      ]
      spids: [15]
    )
    (Assignment
      keyword: Assign_None
      pairs: [(assign_pair lhs:(LhsName name:pkgrel) op:Equal rhs:{(0)} spids:[25])]
      spids: [25]
    )
    (Assignment
      keyword: Assign_None
      pairs: [
        (assign_pair
          lhs: (LhsName name:pkgdesc)
          op: Equal
          rhs: {(DQ ('an efficient, principled regular expression library'))}
          spids: [28]
        )
      ]
      spids: [28]
    )
    (Assignment
      keyword: Assign_None
      pairs: [
        (assign_pair
          lhs: (LhsName name:url)
          op: Equal
          rhs: {(DQ ('https://github.com/google/re2'))}
          spids: [33]
        )
      ]
      spids: [33]
    )
    (Assignment
      keyword: Assign_None
      pairs: [(assign_pair lhs:(LhsName name:arch) op:Equal rhs:{(DQ (all))} spids:[38])]
      spids: [38]
    )
    (Assignment
      keyword: Assign_None
      pairs: [(assign_pair lhs:(LhsName name:license) op:Equal rhs:{(DQ (custom))} spids:[43])]
      spids: [43]
    )
    (Assignment
      keyword: Assign_None
      pairs: [(assign_pair lhs:(LhsName name:options) op:Equal rhs:{(DQ ('!check'))} spids:[48])]
      spids: [48]
    )
    (Assignment
      keyword: Assign_None
      pairs: [
        (assign_pair
          lhs: (LhsName name:subpackages)
          op: Equal
          rhs: {(DQ ($ VSub_Name '$pkgname') ('-dev ') ($ VSub_Name '$pkgname') (-doc))}
          spids: [53]
        )
      ]
      spids: [53]
    )
    (Assignment
      keyword: Assign_None
      pairs: [
        (assign_pair
          lhs: (LhsName name:source)
          op: Equal
          rhs: 
            {
              (DQ ('https://github.com/google/') ($ VSub_Name '$_pkgname') (/archive/) 
                ($ VSub_Name '$_pkgver') (.tar.gz)
              )
            }
          spids: [61]
        )
      ]
      spids: [61]
    )
    (Assignment
      keyword: Assign_None
      pairs: [
        (assign_pair
          lhs: (LhsName name:builddir)
          op: Equal
          rhs: 
            {(DQ ($ VSub_Name '$srcdir')) (/) ($ VSub_Name '$_pkgname') (-) ($ VSub_Name '$_pkgver')}
          spids: [70]
        )
      ]
      spids: [70]
    )
    (FuncDef
      name: build
      body: 
        (BraceGroup
          children: [(C {(cd)} {(DQ ($ VSub_Name '$builddir'))}) (C {(make)})]
          spids: [84]
        )
      spids: [80 83]
    )
    (FuncDef
      name: package
      body: 
        (BraceGroup
          children: [
            (C {(cd)} {(DQ ($ VSub_Name '$builddir'))})
            (C {(make)} {(Lit_VarLike 'DESTDIR=') (DQ ($ VSub_Name '$pkgdir'))} 
              {(Lit_VarLike 'prefix=') (/usr)} {(install)}
            )
            (C {(install)} {(-Dm644)} {(LICENSE)} 
              {(DQ ($ VSub_Name '$pkgdir')) (/usr/share/licenses/) ($ VSub_Name '$pkgname') (/LICENSE)}
            )
          ]
          spids: [103]
        )
      spids: [99 102]
    )
    (Assignment
      keyword: Assign_None
      pairs: [
        (assign_pair
          lhs: (LhsName name:sha512sums)
          op: Equal
          rhs: 
            {
              (DQ 
                (
'a7b37ab1873c640e5c00cfede61c6dcc68f7efb9801524fa7d2db492c9e03eb892906b852c40c8fe370c6664e85a89cfe0a2f97ab95ed88a9d4a2aa197e1f883  2017-08-01.tar.gz'
                )
              )
            }
          spids: [144]
        )
      ]
      spids: [144]
    )
  ]
)