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When adding to many scripts without naming them, one can overflow the number of default generated script names, in which case we force the user to enter a name.
63 lines
2.2 KiB
C++
63 lines
2.2 KiB
C++
#ifndef CODE_SCRIPT_STORE_H
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#define CODE_SCRIPT_STORE_H
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#include <ion.h>
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#include "script.h"
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#include "script_template.h"
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#include <python/port/port.h>
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extern "C" {
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#include "py/parse.h"
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}
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namespace Code {
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class ScriptStore : public MicroPython::ScriptProvider {
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public:
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static constexpr char k_scriptExtension[] = "py";
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static constexpr size_t k_scriptExtensionLength = 2;
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// Storage information
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static bool ScriptNameIsFree(const char * baseName);
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ScriptStore();
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Script scriptAtIndex(int index) {
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return Script(Ion::Storage::sharedStorage()->recordWithExtensionAtIndex(k_scriptExtension, index));
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}
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Script scriptNamed(const char * name) {
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return Script(Ion::Storage::sharedStorage()->recordNamed(name));
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}
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int numberOfScripts() {
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return Ion::Storage::sharedStorage()->numberOfRecordsWithExtension(k_scriptExtension);
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}
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Ion::Storage::Record::ErrorStatus addNewScript() {
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return addScriptFromTemplate(ScriptTemplate::Empty());
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}
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void deleteAllScripts();
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bool isFull();
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/* Provide scripts content information */
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typedef void (* ScanCallback)(void * context, const char * p, int n);
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void scanScriptsForFunctionsAndVariables(void * context, ScanCallback storeFunction,ScanCallback storeVariable);
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/* MicroPython::ScriptProvider */
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const char * contentOfScript(const char * name) override;
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Ion::Storage::Record::ErrorStatus addScriptFromTemplate(const ScriptTemplate * scriptTemplate);
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private:
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/* If the storage available space has a smaller size than
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* k_fullFreeSpaceSizeLimit, we consider the script store as full.
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* To be able to add a new empty record, the available space should at least
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* be able to store a Script with default name and its extension, the
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* importation status (1 char), the default content "from math import *\n"
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* (20 char) and 10 char of free space. */
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static constexpr int k_fullFreeSpaceSizeLimit = sizeof(Ion::Storage::record_size_t)+Script::k_defaultScriptNameMaxSize+k_scriptExtensionLength+1+20+10;
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static constexpr size_t k_fileInput2ParseNodeStructKind = 1;
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static constexpr size_t k_functionDefinitionParseNodeStructKind = 3;
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static constexpr size_t k_expressionStatementParseNodeStructKind = 5;
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const char * structID(mp_parse_node_struct_t *structNode);
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};
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}
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#endif
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