Rename standard library functions (#639)

Co-authored-by: Phoenix Himself <[email protected]>

keywords.ab

@@ -1,18 +1,17 @@
-#! /usr/bin/env amber
-
+#!/usr/bin/env amber
 import {
     replace,
+    split_words,
     starts_with,
-    words,
 } from "std/text"
 
-main (args) {
+main(args) {
     let keywords = [Text]
     let should_append = false
     for line in lines("grammar.ebnf") {
         if not should_append and not starts_with(line, "KEYWORD"): continue
         should_append = true
-        for token in words(line) {
+        for token in split_words(line) {
             if {
                 starts_with(token, "'"): keywords += [replace(token, "'", "")]
                 token == ";": should_append = false
@@ -22,7 +21,7 @@ main (args) {
     let result = $ echo "\$\{{nameof keywords}[@]}" | sort $ failed {
         echo "Something went wrong while sorting the keywords"
     }
-    for item in words(result) {
+    for item in split_words(result) {
         echo item
     }
 }

setup/install.ab

@@ -1,7 +1,7 @@
-import { has_failed, input } from "std/env"
-import { chars } from "std/text"
-import { includes } from "std/array"
-import { file_exist } from "std/fs"
+import { has_failed, input_prompt } from "std/env"
+import { split_chars } from "std/text"
+import { array_contains } from "std/array"
+import { file_exists } from "std/fs"
 import { get_os, get_arch, get_place, get_bins_folder } from "./shared.ab"
 
 let name = "amber"
@@ -28,7 +28,7 @@ main(args) {
     let os = get_os()
     let arch = get_arch()
 
-    let user_only_install = includes(args, "--user")
+    let user_only_install = array_contains(args, "--user")
     let place = get_place(user_only_install)
     let bins_folder = get_bins_folder(user_only_install)
 
@@ -116,7 +116,7 @@ main(args) {
     }
 
     // Delete the previous symbolic link
-    if file_exist("{bins_folder}/{target}") {
+    if file_exists("{bins_folder}/{target}") {
         $ {sudo} rm "{bins_folder}/{target}" $ failed {
             echo "Failed to remove the previous amber symbol link."
             echo "Please make sure that root user can access {bins_folder} directory."
@@ -131,7 +131,7 @@ main(args) {
         exit 1
     }
 
-    let nickname = input("Would you like to help improve Amber by sharing your OS info with our developer database? Enter your GitHub nickname (or any nickname) or type `no`:")
+    let nickname = input_prompt("Would you like to help improve Amber by sharing your OS info with our developer database? Enter your GitHub nickname (or any nickname) or type `no`:")
     if (nickname != "no") {
         // Send feedback to the server
         trust silent $ curl -G --data-urlencode "agent={agent}" --data-urlencode "nickname={nickname}" --data-urlencode "name=download" "https://amber-lang.com/api/visit" $

setup/shared.ab

@@ -1,5 +1,5 @@
 import { has_failed } from "std/env"
-import { includes } from "std/array"
+import { array_contains } from "std/array"
 
 pub fun get_os(): Text {
     // Determine OS type
@@ -31,7 +31,7 @@ pub fun get_arch(): Text {
         exit 1
     }
 
-    let arch = includes(["arm64", "aarch64"], arch_type)
+    let arch = array_contains(["arm64", "aarch64"], arch_type)
         then "aarch64"
         else "x86_64"
 

setup/uninstall.ab

@@ -1,12 +1,12 @@
-import { includes } from "std/array"
+import { array_contains } from "std/array"
 import { get_arch, get_place, get_bins_folder } from "./shared.ab"
 
 echo ""
 
 main(args) {
     let arch = get_arch()
 
-    let user_only_install = includes(args, "--user")
+    let user_only_install = array_contains(args, "--user")
     let place = get_place(user_only_install)
     let bins_folder = get_bins_folder(user_only_install)
 

src/std/array.ab

@@ -1,7 +1,7 @@
 /// Returns index of the first value found in the specified array.
 ///
 /// If the value is not found, the function returns -1.
-pub fun array_first_index(array, value): Num {
+pub fun array_find(array, value): Num {
     for index, element in array {
         if value as Text == element as Text {
             return index
@@ -11,7 +11,7 @@ pub fun array_first_index(array, value): Num {
 }
 
 /// Searches for a value in an array and returns an array with the index of the various items.
-pub fun array_search(array, value): [Num] {
+pub fun array_find_all(array, value): [Num] {
     let result = [Num]
     for index, element in array {
         if value as Text == element as Text {
@@ -22,28 +22,28 @@ pub fun array_search(array, value): [Num] {
 }
 
 /// Checks if a value is in the array.
-pub fun includes(array, value) {
-    let result = array_first_index(array, value)
+pub fun array_contains(array, value) {
+    let result = array_find(array, value)
     return result >= 0
 }
 
 /// Returns the first element in the array; if the array is empty, the return
 /// value is undefined.
-pub fun first(array) {
+pub fun array_first(array) {
     return array[0]
 }
 
 /// Returns the last element in the array; if the array is empty, the return
 /// value is undefined.
-pub fun last(array) {
+pub fun array_last(array) {
     let index = len(array) - 1
     return array[index]
 }
 
 /// Removes an element at the index from the array; if the index is negative
 /// or beyond the end, the return value is undefined, but the array will be
 /// unchanged.
-pub fun remove_at(ref array: [], index: Num): Null {
+pub fun array_remove_at(ref array: [], index: Num): Null {
     let offset = index + 1
     let length = len(array)
     array = array[0..index] + array[offset..length]
@@ -52,7 +52,7 @@ pub fun remove_at(ref array: [], index: Num): Null {
 /// Removes an element at the index from the array, and returns it; if the
 /// index is negative or beyond the end, the return value is undefined, but
 /// the array will be unchanged.
-pub fun extract_at(ref array, index) {
+pub fun array_extract_at(ref array, index) {
     let element = array[index]
     let offset = index + 1
     let length = len(array)
@@ -62,7 +62,7 @@ pub fun extract_at(ref array, index) {
 
 /// Removes the last element from the array, and returns it; if the array
 /// is empty, the return value is undefined, but the array will be unchanged.
-pub fun pop(ref array) {
+pub fun array_pop(ref array) {
     let length = len(array)
     let index = length - 1
     let element = array[index]
@@ -72,7 +72,7 @@ pub fun pop(ref array) {
 
 /// Removes the first element from the array, and returns it; if the array
 /// is empty, the return value is undefined, but the array will be unchanged.
-pub fun shift(ref array) {
+pub fun array_shift(ref array) {
     let length = len(array)
     let element = array[0]
     array = array[1..length]

src/std/date.ab

@@ -80,7 +80,7 @@ pub fun date_posix(format: Text = "", date: Text = "", utc: Bool = false): Text?
 
 /// Returns the current timestamp (seconds since the Epoch (1970-01-01 00:00 UTC)).
 #[allow_absurd_cast]
-pub fun now(): Num {
+pub fun date_now(): Num {
     return trust $ date +%s $ as Num
 }
 

src/std/env.ab

@@ -2,13 +2,13 @@ import * from "std/fs"
 import * from "std/text"
 
 /// Retrieves the value of an environment variable, optionally sourcing it from a file if not already set.
-pub fun get_env_var(var: Text, file: Text = ".env"): Text {
+pub fun env_var_load(var: Text, file: Text = ".env"): Text {
     let _var = trust $ echo "\$\{!var}" $
     if _var != "" {
         return _var
     }
 
-    if file_exist(file) {
+    if file_exists(file) {
         trust $ source "{file}" $
         return trust $ echo "\$\{!var}" $
     }
@@ -17,40 +17,40 @@ pub fun get_env_var(var: Text, file: Text = ".env"): Text {
 }
 
 /// Loads the env file in the environment, using `xargs`.
-pub fun load_env_file(file: Text = ".env"): Null {
+pub fun env_file_load(file: Text = ".env"): Null {
     trust $ export "\$(xargs < {file})" > /dev/null $
 }
 
 /// Checks if a variable inside the shell session exists.
-pub fun shell_isset(name: Text): Bool {
+pub fun env_var_test(name: Text): Bool {
     $ [[ ! -z \$\{!{nameof name}+z} ]] $ failed {
         return false
     }
     return true
 }
 
 /// Sets a constant inside the shell session.
-pub fun shell_constant_set(name: Text, val: Text): Null? {
+pub fun env_const_set(name: Text, val: Text): Null? {
     $ readonly \${nameof name}="\${nameof val}" 2> /dev/null $?
 }
 
 /// Gets a constant inside the shell session.
-pub fun shell_constant_get(name: Text): Text? {
+pub fun env_const_get(name: Text): Text? {
     return $ echo \$\{!{nameof name}} $?
 }
 
 /// Sets a constant inside the shell session.
-pub fun shell_var_set(name: Text, val: Text): Null? {
+pub fun env_var_set(name: Text, val: Text): Null? {
     $ export \${nameof name}="\${nameof val}" 2> /dev/null $?
 }
 
 /// Gets a constant inside the shell session.
-pub fun shell_var_get(name: Text): Text? {
+pub fun env_var_get(name: Text): Text? {
     return $ echo \$\{!{nameof name}} $?
 }
 
 /// Removes a variable inside the shell session.
-pub fun shell_unset(name: Text): Null? {
+pub fun env_var_unset(name: Text): Null? {
     $ unset {name} $?
 }
 
@@ -63,7 +63,7 @@ pub fun is_command(command: Text): Bool {
 }
 
 /// Creates a prompt and returns the value.
-pub fun input(prompt: Text): Text {
+pub fun input_prompt(prompt: Text): Text {
     trust $ read -p "\${nameof prompt}" $
     return "\$REPLY"
 }
@@ -80,14 +80,14 @@ pub fun input_hidden(prompt: Text): Text {
 /// Creates a confirm prompt (Yes/No), and returns true if the choice is Yes.
 ///
 /// "No" is the default choice, set default_yes to true for "Yes" as default choice.
-pub fun confirm(prompt: Text, default_yes: Bool = false): Bool {
+pub fun input_confirm(prompt: Text, default_yes: Bool = false): Bool {
     let choice_default = default_yes then " [\x1b[1mY/\x1b[0mn]" else " [y/\x1b[1mN\x1b[0m]"
     trust {
         $ printf "\x1b[1m{prompt}\x1b[0m{choice_default}" $
         $ read -s -n 1 $
         $ printf "\n" $
     }
-    let result = lower(trust $ echo \$REPLY $)
+    let result = lowercase(trust $ echo \$REPLY $)
     return result == "y" or (result == "" and default_yes)
 }
 
@@ -113,32 +113,32 @@ pub fun printf(format: Text, args: [Text] = [""]): Null {
 }
 
 /// Escapes the text to be used with `printf`.
-pub fun printf_escape(text: Text): Text {
+pub fun escaped(text: Text): Text {
     return trust $ echo \${nameof text} | sed -e 's/\\\\/\\\\\\\\/g' -e "s/%/%%/g" $
 }
 
 /// Prepares a text with formatting options for `printf`.
-pub fun text_shell(message: Text, style: Num, fg: Num, bg: Num): Text {
-    return "\x1b[{style};{fg};{bg}m{printf_escape(message)}\x1b[0m"
+pub fun styled(message: Text, style: Num, fg: Num, bg: Num): Text {
+    return "\x1b[{style};{fg};{bg}m{escaped(message)}\x1b[0m"
 }
 
 /// Returns a text as bold.
-pub fun text_bold(message: Text): Text {
-    return "\x1b[1m{printf_escape(message)}\x1b[0m"
+pub fun bold(message: Text): Text {
+    return "\x1b[1m{escaped(message)}\x1b[0m"
 }
 
 /// Returns a text as italic.
-pub fun text_italic(message: Text): Text {
-    return "\x1b[3m{printf_escape(message)}\x1b[0m"
+pub fun italic(message: Text): Text {
+    return "\x1b[3m{escaped(message)}\x1b[0m"
 }
 
 /// Returns a text as underlined.
-pub fun text_underlined(message: Text): Text {
-    return "\x1b[4m{printf_escape(message)}\x1b[0m"
+pub fun underlined(message: Text): Text {
+    return "\x1b[4m{escaped(message)}\x1b[0m"
 }
 
 /// Prints a text with a specified color.
-pub fun color_echo(message: Text, color: Num): Null {
+pub fun echo_colored(message: Text, color: Num): Null {
     printf("\x1b[{color as Text}m%s\x1b[0m\n", [message])
 }
 
@@ -158,7 +158,7 @@ pub fun echo_warning(message: Text): Null {
 }
 
 /// Prints a text as a error and exits if the status code is greater than 0.
-pub fun error(message: Text, exit_code: Num = 1): Null {
+pub fun echo_error(message: Text, exit_code: Num = 1): Null {
     printf("\x1b[1;3;97;41m%s\x1b[0m\n", [message])
     if exit_code > 0 : exit(exit_code)
 }