(command.CommandList children: [ (command.If if_kw: <Id.KW_If if> arms: [ (IfArm keyword: <Id.KW_If if> cond: (condition.Shell commands: [ (command.Sentence child: (command.Simple blame_tok: <Id.Lit_LBracket '['> more_env: [] words: [ {<Id.Lit_LBracket '['>} {($ Id.VSub_Pound '#')} {<-ne>} {<3>} {<Id.Lit_RBracket ']'>} ] redirects: [] do_fork: T ) terminator: <Id.Op_Semi _> ) ] ) then_kw: <Id.KW_Then then> action: [ (command.Simple blame_tok: <echo> more_env: [] words: [ {<echo>} { (DQ <'Usage: '> (CommandSub left_token: <Id.Left_DollarParen '$('> child: (command.Simple blame_tok: <basename> more_env: [] words: [{<basename>} {($ Id.VSub_Number 0)}] redirects: [] do_fork: T ) right: <Id.Eof_RParen _> ) <' mon day year'> ) } ] redirects: [(Redir op:<Id.Redir_GreatAnd '>&'> loc:(redir_loc.Fd fd:1) arg:{<2>})] do_fork: T ) (command.Simple blame_tok: <echo> more_env: [] words: [{<echo>} {(DQ <' with just numerical values (ex: 7 7 1776)'>)}] redirects: [(Redir op:<Id.Redir_GreatAnd '>&'> loc:(redir_loc.Fd fd:1) arg:{<2>})] do_fork: T ) (command.ControlFlow keyword:<Id.ControlFlow_Exit exit> arg_word:{<1>}) ] spids: [7 21] ) ] else_action: [] fi_kw: <Id.KW_Fi fi> redirects: [] ) (command.Simple blame_tok: <date> more_env: [] words: [{<date>} {<--version>}] redirects: [ (Redir op:<Id.Redir_Great '>'> loc:(redir_loc.Fd fd:1) arg:{<'/dev/null'>}) (Redir op:<Id.Redir_GreatAnd '2>&'> loc:(redir_loc.Fd fd:2) arg:{<1>}) ] do_fork: T ) (command.ShAssignment left: <Id.Lit_VarLike 'baddate='> pairs: [ (AssignPair left: <Id.Lit_VarLike 'baddate='> lhs: (sh_lhs_expr.Name left:<Id.Lit_VarLike 'baddate='> name:baddate) op: assign_op.Equal rhs: {(DQ ($ Id.VSub_QMark '?'))} ) ] redirects: [] ) (command.If if_kw: <Id.KW_If if> arms: [ (IfArm keyword: <Id.KW_If if> cond: (condition.Shell commands: [ (command.Sentence child: (command.Simple blame_tok: <Id.Lit_LBracket '['> more_env: [] words: [ {<Id.Lit_LBracket '['>} {<Id.KW_Bang '!'>} {($ Id.VSub_DollarName baddate)} {<Id.Lit_RBracket ']'>} ] redirects: [] do_fork: T ) terminator: <Id.Op_Semi _> ) ] ) then_kw: <Id.KW_Then then> action: [ (command.Simple blame_tok: <date> more_env: [] words: [ {<date>} {<-d>} {($ Id.VSub_Number 1) <'/'> ($ Id.VSub_Number 2) <'/'> ($ Id.VSub_Number 3)} {<Id.Lit_Other '+'> (DQ <'That was a %A.'>)} ] redirects: [] do_fork: T ) ] spids: [80 92] ) ] else_kw: <Id.KW_Else else> else_action: [ (command.If if_kw: <Id.KW_If if> arms: [ (IfArm keyword: <Id.KW_If if> cond: (condition.Shell commands: [ (command.Sentence child: (command.Simple blame_tok: <Id.Lit_LBracket '['> more_env: [] words: [ {<Id.Lit_LBracket '['>} {($ Id.VSub_Number 2)} {<-lt>} {<10>} {<Id.Lit_RBracket ']'>} ] redirects: [] do_fork: T ) terminator: <Id.Op_Semi _> ) ] ) then_kw: <Id.KW_Then then> action: [ (command.ShAssignment left: <Id.Lit_VarLike 'pattern='> pairs: [ (AssignPair left: <Id.Lit_VarLike 'pattern='> lhs: (sh_lhs_expr.Name left:<Id.Lit_VarLike 'pattern='> name:pattern) op: assign_op.Equal rhs: {(DQ <' '> ($ Id.VSub_Number 2) <'[^0-9]'>)} ) ] redirects: [] ) ] spids: [114 128] ) ] else_kw: <Id.KW_Else else> else_action: [ (command.ShAssignment left: <Id.Lit_VarLike 'pattern='> pairs: [ (AssignPair left: <Id.Lit_VarLike 'pattern='> lhs: (sh_lhs_expr.Name left:<Id.Lit_VarLike 'pattern='> name:pattern) op: assign_op.Equal rhs: {(DQ ($ Id.VSub_Number 2) <'[^0-9]'>)} ) ] redirects: [] ) ] fi_kw: <Id.KW_Fi fi> redirects: [] ) (command.ShAssignment left: <Id.Lit_VarLike 'dayofweek='> pairs: [ (AssignPair left: <Id.Lit_VarLike 'dayofweek='> lhs: (sh_lhs_expr.Name left:<Id.Lit_VarLike 'dayofweek='> name:dayofweek) op: assign_op.Equal rhs: { (DQ (CommandSub left_token: <Id.Left_DollarParen '$('> child: (command.Pipeline children: [ (command.Simple blame_tok: <ncal> more_env: [] words: [{<ncal>} {($ Id.VSub_Number 1)} {($ Id.VSub_Number 3)}] redirects: [] do_fork: T ) (command.Simple blame_tok: <grep> more_env: [] words: [{<grep>} {(DQ ($ Id.VSub_DollarName pattern))}] redirects: [] do_fork: T ) (command.Simple blame_tok: <cut> more_env: [] words: [{<cut>} {<-c1-2>}] redirects: [] do_fork: T ) ] ops: [<Id.Op_Pipe _> <Id.Op_Pipe _>] ) right: <Id.Eof_RParen _> ) ) } ) ] redirects: [] ) (command.Case case_kw: <Id.KW_Case case> to_match: (case_arg.Word w:{($ Id.VSub_DollarName dayofweek)}) arms_start: <Id.KW_In in> arms: [ (CaseArm left: <Su> pattern: (pat.Words words:[{<Su>}]) middle: <Id.Right_CasePat _> action: [ (command.Sentence child: (command.Simple blame_tok: <echo> more_env: [] words: [{<echo>} {(DQ <'That was a Sunday'>)}] redirects: [] do_fork: T ) terminator: <Id.Op_Semi _> ) ] right: <Id.Op_DSemi _> ) (CaseArm left: <Mo> pattern: (pat.Words words:[{<Mo>}]) middle: <Id.Right_CasePat _> action: [ (command.Sentence child: (command.Simple blame_tok: <echo> more_env: [] words: [{<echo>} {(DQ <'That was a Monday'>)}] redirects: [] do_fork: T ) terminator: <Id.Op_Semi _> ) ] right: <Id.Op_DSemi _> ) (CaseArm left: <Tu> pattern: (pat.Words words:[{<Tu>}]) middle: <Id.Right_CasePat _> action: [ (command.Sentence child: (command.Simple blame_tok: <echo> more_env: [] words: [{<echo>} {(DQ <'That was a Tuesday'>)}] redirects: [] do_fork: T ) terminator: <Id.Op_Semi _> ) ] right: <Id.Op_DSemi _> ) (CaseArm left: <We> pattern: (pat.Words words:[{<We>}]) middle: <Id.Right_CasePat _> action: [ (command.Sentence child: (command.Simple blame_tok: <echo> more_env: [] words: [{<echo>} {(DQ <'That was a Wednesday'>)}] redirects: [] do_fork: T ) terminator: <Id.Op_Semi _> ) ] right: <Id.Op_DSemi _> ) (CaseArm left: <Th> pattern: (pat.Words words:[{<Th>}]) middle: <Id.Right_CasePat _> action: [ (command.Sentence child: (command.Simple blame_tok: <echo> more_env: [] words: [{<echo>} {(DQ <'That was a Thursday'>)}] redirects: [] do_fork: T ) terminator: <Id.Op_Semi _> ) ] right: <Id.Op_DSemi _> ) (CaseArm left: <Fr> pattern: (pat.Words words:[{<Fr>}]) middle: <Id.Right_CasePat _> action: [ (command.Sentence child: (command.Simple blame_tok: <echo> more_env: [] words: [{<echo>} {(DQ <'That was a Friday'>)}] redirects: [] do_fork: T ) terminator: <Id.Op_Semi _> ) ] right: <Id.Op_DSemi _> ) (CaseArm left: <Sa> pattern: (pat.Words words:[{<Sa>}]) middle: <Id.Right_CasePat _> action: [ (command.Sentence child: (command.Simple blame_tok: <echo> more_env: [] words: [{<echo>} {(DQ <'That was a Saturday'>)}] redirects: [] do_fork: T ) terminator: <Id.Op_Semi _> ) ] right: <Id.Op_DSemi _> ) ] arms_end: <Id.KW_Esac esac> redirects: [] ) ] fi_kw: <Id.KW_Fi fi> redirects: [] ) (command.ControlFlow keyword:<Id.ControlFlow_Exit exit> arg_word:{<0>}) ] )