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feat: Num.toStr

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* add type for Num.toStr
  * create new lowlevel
  * delete types and Symbol for fromInt and fromFloat
  * leave LowLevel::{StrFromFloat,StrFromInt}
  * match on LowLevel::NumToStr and figure out the layout to decide
    which build function to delegate to
This commit is contained in:
rvcas 2021-11-30 14:52:06 -05:00
parent d67cc883ca
commit f995a07029
8 changed files with 65 additions and 75 deletions
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63
compiler/can/src/builtins.rs
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@ -61,11 +61,9 @@ pub fn builtin_defs_map(symbol: Symbol, var_store: &mut VarStore) -> Option<Def>
STR_STARTS_WITH_CODE_PT => str_starts_with_code_point,
STR_ENDS_WITH => str_ends_with,
STR_COUNT_GRAPHEMES => str_count_graphemes,
STR_FROM_INT => str_from_int,
STR_FROM_UTF8 => str_from_utf8,
STR_FROM_UTF8_RANGE => str_from_utf8_range,
STR_TO_UTF8 => str_to_utf8,
STR_FROM_FLOAT=> str_from_float,
STR_REPEAT => str_repeat,
STR_TRIM => str_trim,
STR_TRIM_LEFT => str_trim_left,
@ -192,6 +190,7 @@ pub fn builtin_defs_map(symbol: Symbol, var_store: &mut VarStore) -> Option<Def>
NUM_SHIFT_RIGHT_ZERO_FILL => num_shift_right_zf_by,
NUM_INT_CAST=> num_int_cast,
NUM_MAX_I128=> num_max_i128,
NUM_TO_STR => num_to_str,
RESULT_MAP => result_map,
RESULT_MAP_ERR => result_map_err,
RESULT_AFTER => result_after,
@ -369,6 +368,26 @@ fn num_min_int(symbol: Symbol, var_store: &mut VarStore) -> Def {
}
}
// Num.toStr : Num a -> Str
fn num_to_str(symbol: Symbol, var_store: &mut VarStore) -> Def {
let num_var = var_store.fresh();
let str_var = var_store.fresh();
let body = RunLowLevel {
op: LowLevel::NumToStr,
args: vec![(num_var, Var(Symbol::ARG_1))],
ret_var: str_var,
};
defn(
symbol,
vec![(num_var, Symbol::ARG_1)],
var_store,
body,
str_var,
)
}
/// Bool.isEq : val, val -> Bool
fn bool_eq(symbol: Symbol, var_store: &mut VarStore) -> Def {
let arg_var = var_store.fresh();
@ -1436,26 +1455,6 @@ fn str_count_graphemes(symbol: Symbol, var_store: &mut VarStore) -> Def {
)
}
/// Str.fromInt : Int * -> Str
fn str_from_int(symbol: Symbol, var_store: &mut VarStore) -> Def {
let int_var = var_store.fresh();
let str_var = var_store.fresh();
let body = RunLowLevel {
op: LowLevel::StrFromInt,
args: vec![(int_var, Var(Symbol::ARG_1))],
ret_var: str_var,
};
defn(
symbol,
vec![(int_var, Symbol::ARG_1)],
var_store,
body,
str_var,
)
}
/// Str.fromUtf8 : List U8 -> Result Str [ BadUtf8 { byteIndex : Nat, problem : Utf8Problem } } ]*
fn str_from_utf8(symbol: Symbol, var_store: &mut VarStore) -> Def {
let bytes_var = var_store.fresh();
@ -1738,26 +1737,6 @@ fn str_to_utf8(symbol: Symbol, var_store: &mut VarStore) -> Def {
lowlevel_1(symbol, LowLevel::StrToUtf8, var_store)
}
/// Str.fromFloat : Float * -> Str
fn str_from_float(symbol: Symbol, var_store: &mut VarStore) -> Def {
let float_var = var_store.fresh();
let str_var = var_store.fresh();
let body = RunLowLevel {
op: LowLevel::StrFromFloat,
args: vec![(float_var, Var(Symbol::ARG_1))],
ret_var: str_var,
};
defn(
symbol,
vec![(float_var, Symbol::ARG_1)],
var_store,
body,
str_var,
)
}
/// List.concat : List elem, List elem -> List elem
fn list_concat(symbol: Symbol, var_store: &mut VarStore) -> Def {
let list_var = var_store.fresh();